Style de citation APA (7e éd.)

Poland, U. (1988). World directory of biological and medical sciences libraries. K.G. Saur.

Style de citation Chicago (17e éd.)

Poland, Ursula. World Directory of Biological and Medical Sciences Libraries. München ; New York: K.G. Saur, 1988.

Style de citation MLA (9e éd.)

Poland, Ursula. World Directory of Biological and Medical Sciences Libraries. K.G. Saur, 1988.