EDITING AND STYLE

Topic	Prentice Hall Reference Guide	On-line Exercises
Passive and Active Voice	Active and Passive Voice 162-164, 218	Active and Passive Voice Passive Voice in Games	Active Voice Versus Passive Voice

On-line Grammar and Style Resources

The Skidmore Guide To Writing

Guide to Grammar and Usage from Capital Community College

Punctuation Made Simple

Paradigm: On-line Writing Assistant from Boise State University.

Purdue University's On-line Writing Lab.

The Writer's Web, the University of Richmond's on-line reference center about grammar, style, and rhetoric.