Cita APA (7a ed.)

Snodgrass, R. (1993). Principles of insect morphology (1st edition.). Cornell University Press.

Cita Chicago Style (17a ed.)

Snodgrass, R.E. Principles of Insect Morphology. 1st edition. Ithaca, New York: Cornell University Press, 1993.

Cita MLA (8a ed.)

Snodgrass, R.E. Principles of Insect Morphology. 1st edition. Cornell University Press, 1993.