APA (7th ed.) Citation

Wattenberg, D. (1956). Die Archenhold-Sternwarte Berlin-Treptow.

Chicago Style (17th ed.) Citation

Wattenberg, Diedrich. Die Archenhold-Sternwarte Berlin-Treptow. 1956.

MLA (9th ed.) Citation

Wattenberg, Diedrich. Die Archenhold-Sternwarte Berlin-Treptow. 1956.

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