APA (7th ed.) Citation

Lenz, H. (1977). Heizung, Klima, Lüftung. Koch.

Chicago Style (17th ed.) Citation

Lenz, Hubert. Heizung, Klima, Lüftung. Stuttgart: Koch, 1977.

MLA (9th ed.) Citation

Lenz, Hubert. Heizung, Klima, Lüftung. Koch, 1977.

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