APA (7th ed.) Citation

Lenz, J. M. (1979). Reise ins Weltall.

Chicago Style (17th ed.) Citation

Lenz, Johann Maria. Reise Ins Weltall. 1979.

MLA (9th ed.) Citation

Lenz, Johann Maria. Reise Ins Weltall. 1979.

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