Dian Fossey : mama gorilla.

MLA

Schuyesmans, Willy. Dian Fossey : Mama Gorilla. Brugge: Die Keure, .d.

APA

Schuyesmans, W. (.d.). Dian Fossey : mama gorilla. Brugge: Die Keure.

Chicago

Schuyesmans, Willy, Dian Fossey: Mama Gorilla. Brugge: Die Keure, .d..