Frisch, K. v. (1967). A biologist remembers. Pergamon.
Cita Chicago (17th ed.)Frisch, Karl von. A Biologist Remembers. Oxford, Sydney: Pergamon, 1967.
Cita MLA (8th ed.)Frisch, Karl von. A Biologist Remembers. Pergamon, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.