APA (7th ed.) Citation

Stillman, D. M., & Gordon, R. L. (2011). The concise blue book of French verbs. McGraw-Hill.

Chicago Style (17th ed.) Citation

Stillman, David M., and Ronni L. Gordon. The Concise Blue Book of French Verbs. Chicago: McGraw-Hill, 2011.

MLA (8th ed.) Citation

Stillman, David M., and Ronni L. Gordon. The Concise Blue Book of French Verbs. McGraw-Hill, 2011.