APA (7th ed.) Citation

Durrell, M. (2002). Hammer's German grammar and usage (4th. ed.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Durrell, Martin. Hammer's German Grammar and Usage. 4th. ed. Chicago, Illinois: McGraw-Hill, 2002.

MLA (9th ed.) Citation

Durrell, Martin. Hammer's German Grammar and Usage. 4th. ed. McGraw-Hill, 2002.