Cita APA (7a ed.)

Cohen, J. (1967). Living embryos: An introduction to the study of animal development ([2d ed., rev. and enl.].). Pergamon Press.

Cita Chicago Style (17a ed.)

Cohen, Jack. Living Embryos: An Introduction to the Study of Animal Development. [2d ed., rev. and enl.]. Oxford, New York: Pergamon Press, 1967.

Cita MLA (8a ed.)

Cohen, Jack. Living Embryos: An Introduction to the Study of Animal Development. [2d ed., rev. and enl.]. Pergamon Press, 1967.