APA aipamena

Casper, L. 1. (1999). The circular firing squad. Giraffe Books.

Chicago Style aipamena

Casper, Leonard 1923. The Circular Firing Squad. Quezon City: Giraffe Books, 1999.

MLA aipamena

Casper, Leonard 1923. The Circular Firing Squad. Giraffe Books, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.