Online Writing Lab at Purdue University
Purdue University Owl: Pronoun Case
Defines the three pronoun cases and gives rules for their use. Includes pronoun list and sample sentences.
Rutgers University
Rutgers University: Guide to Grammar and Style: Pronoun
Definition of "pronoun" and brief note on possessive and relative pronouns.
Other
Tidewater Community College: Writing Center: Pronoun Reference: Clear Pronouns
This site gives tips for writing sentences with clear pronoun antecedents. Each tip is presented along with example sentences.
The Tongue Untied
The Tongue Untied: Pronouns
Defines and distinguishes different types of pronouns.