Have a question about editing and style? These online resources can help:

Chicago Style Q & A

APA Style.org

University of Colorado Style Guide

The Good Grammar, Good Style Pages

If you Google the word "English," one of the top three results -- ahead of giants like the BBC Learning English homepage -- will be a humble but entertaining website called Common Errors in English. It's run by a professor at Washington State University named Paul Brians, a professor specializing in the history of ideas. "This is just a sideline for me," Paul says. But a sideline that has gained a loyal worldwide following since he launched the site in 1997. Paul has now come out with a handy book version of his website called Common Errors in English Usage. (And a daily calendar, too.) We talked to him about his work, and navigating language pitfalls.

Have a question about editing and style? These books can help:

New Hart's Rules: The Handbook of Style for Writers and Editors

The Oxford Essential Guide to Critical Writing

Rules for Writers

In our recent "Word Count" column, we featured Pam Nelson, veteran newspaper copy editor and author of the Triangle Grammar Guide blog. Last we she recommended blogs, this week she recommends this invaluable -- and exhaustive -- list of grammar and usage websites. Go Pam!

Capital Community College's Guide to Grammar and Writing

Jack Lynch's Guide to Grammar and Writing

The Online Writing Lab at Purdue University

The Tongue Untied, a guide to grammar, punctuation and style for journalists

"Fun" and "grammar" in the same sentence? These books make learning grammar a blast. Teachers of the world, rejoice!

Hot Fudge Monday by Randy Larson

DownWRITE Funny by Randy Larson

Comic-Strip Grammar by Dan Greenberg

Awesome Hands-on Activities For Teaching Grammar by Sasan Van Zile

In her 30 year career as a copy editor, its no surprise Pam Nelson has seen her share of grammar foibles. Hey, kidding about "its!" Now a features copy editor at North Carolina's News & Observer, she also writes the newspaper's popular blog on usage called the Triangle Grammar Guide. Readers from Raleigh, Durham -- and around the world -- shoot Pam their questions, rankles, bloopers, even a photo or two. We spoke to Pam about her grammar blog:

VT: What kinds of usage conundrums ruffle your readers?

Pam Nelson, veteran newspaper copy editor and author of the Triangle Grammar Guide blog suggests these books the next time you're tearing your hair out over "who" verses "whom."

Garner's Modern American Usage by Bryan A. Garner

Common Errors in English Usage by Paul Brians, and its related website

Working with Words by Brian S. Brooks

Rules for Writers by Diana Hacker