APA (7th ed.) Citation

Clausing, G. (1990). Interaktion: A text-based intermediate German course. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Clausing, Gerhard. Interaktion: A Text-based Intermediate German Course. Boston: Houghton Mifflin, 1990.

MLA (9th ed.) Citation

Clausing, Gerhard. Interaktion: A Text-based Intermediate German Course. Houghton Mifflin, 1990.

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