University College London
University College London: Subjective Pronouns
Short explanation of subjective pronouns. Includes example sentences of correct and incorrect usage.
Sophia Learning
Sophia: Who vs. Whom: Lesson 4
You may invite whomever you wish. I ran into Jake, whom you've met. The man whom I adore just ate a fish.
Washington State University
Washington State University: They and Their (Singular)
Paul Brians, Professor of English, addresses the problem of using "they" and "their" singular pronouns.
University of Victoria (Canada)
University of Victoria: Elc Study Zone: Reflexive Pronouns
Tutorial on reflexive pronouns, including explanation, examples, and interactive exercises to check for understanding.
English Plus+
Grammar Slammer: Pronouns With Elliptical Clauses
Explains the use of the correct case of pronoun when used in comparisons.
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.
Grammar Tips
Control Your "Self": Reflexive and Intensive Pronouns
This resource explains the proper use of reflexive pronouns -- giving examples of both correct and incorrect usage.