APA (7th ed.) Citation

Krohn, B., & Rattay, H. Geometrie. Handwerk u. Technik.

Chicago Style (17th ed.) Citation

Krohn, Bernhard, and Helmut Rattay. Geometrie. Hamburg: Handwerk u. Technik.

MLA (9th ed.) Citation

Krohn, Bernhard, and Helmut Rattay. Geometrie. Handwerk u. Technik.

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