APA (7th ed.) Citation

Westphal, E. (1969). Schwarzer Sommer. Rütten & Loening.

Chicago Style (17th ed.) Citation

Westphal, Eric. Schwarzer Sommer. Berlin: Rütten & Loening, 1969.

MLA (8th ed.) Citation

Westphal, Eric. Schwarzer Sommer. Rütten & Loening, 1969.

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