APA (7th ed.) Citation

Wardhaugh, R. (2003). Understanding English grammar: A linguistic approach (2nd ed.). Blackwell Publishing.

Chicago Style (17th ed.) Citation

Wardhaugh, Ronald. Understanding English Grammar: A Linguistic Approach. 2nd ed. Malden, Mass.: Blackwell Publishing, 2003.

MLA (9th ed.) Citation

Wardhaugh, Ronald. Understanding English Grammar: A Linguistic Approach. 2nd ed. Blackwell Publishing, 2003.

Warning: These citations may not always be 100% accurate.