Hailman, J. P. (1977). Optical Signals: Animal Communication and Light. Indiana University Press.
Cita Chicago (17th ed.)Hailman, Jack Parker. Optical Signals: Animal Communication and Light. Bloomington: Indiana University Press, 1977.
Cita MLA (9th ed.)Hailman, Jack Parker. Optical Signals: Animal Communication and Light. Indiana University Press, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.