Cita APA

Edwards, W. N. (1977). Biology of Earthworms (1st ed. 1977.). New York, NY: Springer US : Imprint: Springer.

Citación estilo Chicago

Edwards, Wilfrid Norman. Biology of Earthworms. 1st ed. 1977. New York, NY: Springer US : Imprint: Springer, 1977.

Cita MLA

Edwards, Wilfrid Norman. Biology of Earthworms. 1st ed. 1977. New York, NY: Springer US : Imprint: Springer, 1977.