APA (7th ed.) Citation

Lenz, H. F. H. (1942). Scientific German for intermediate students Q213. W. W. Norton.

Chicago Style (17th ed.) Citation

Lenz, Harold Frederick H. Scientific German for Intermediate Students Q213. New York: W. W. Norton, 1942.

MLA (9th ed.) Citation

Lenz, Harold Frederick H. Scientific German for Intermediate Students Q213. W. W. Norton, 1942.

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