Cita APA (7th ed.)

Nyka, J. (1977). Gipfelsturm in Karakorum. Brockhaus.

Cita Chicago (17th ed.)

Nyka, Józef. Gipfelsturm in Karakorum. Leipzig: Brockhaus, 1977.

Cita MLA (8th ed.)

Nyka, Józef. Gipfelsturm in Karakorum. Brockhaus, 1977.