APA (7th ed.) Citation

Lehmann, T. (1961). Nobody knows. Koehler & Amelang.

Chicago Style (17th ed.) Citation

Lehmann, Theo. Nobody Knows. Leipzig: Koehler & Amelang, 1961.

MLA (8th ed.) Citation

Lehmann, Theo. Nobody Knows. Koehler & Amelang, 1961.

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