Cita APA

Budker. (1971). The life of sharks (4th ed.). Wiedenfeld & Nicolson.

Chicago Edition Citation

Budker. The Life of Sharks. 4th ed. Wiedenfeld & Nicolson, 1971.

Cita MLA

Budker. The Life of Sharks. 4th ed. Wiedenfeld & Nicolson, 1971.

Atenció: Aquestes cites poden no estar 100% correctes.