APA (7th ed.) Citation

Hellmich, P. (1974). Operación Silencio. Verlag der Nation.

Chicago Style (17th ed.) Citation

Hellmich, Peter. Operación Silencio. Berlin: Verlag der Nation, 1974.

MLA (8th ed.) Citation

Hellmich, Peter. Operación Silencio. Verlag der Nation, 1974.

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