APA

Ehrlich P. R., Ehrlich A. H. & Daily G. C. (1995). The stork and the plow. New York: Putnam's.

Chicago

Ehrlich Paul R, Ehrlich Anne H and Daily Gretchen C. 1995. The stork and the plow. New York: Putnam's.

Harvard

Ehrlich P. R., Ehrlich A. H. and Daily G. C. (1995). The stork and the plow. New York: Putnam's.

MLA

Ehrlich Paul R, Ehrlich Anne H and Daily Gretchen C. The stork and the plow. New York: Putnam's. 1995.