APA (7th ed.) Citation

Kopp, K. O. (1971). Geologie. Habel.

Chicago Style (17th ed.) Citation

Kopp, Karl O. Geologie. Berlin [u.a.]: Habel, 1971.

MLA (9th ed.) Citation

Kopp, Karl O. Geologie. Habel, 1971.

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