Ziefert, H., & Bolam, E. (1998). A polar bear can swim: What animals can and cannot do. Viking.
Style de citation Chicago (17e éd.)Ziefert, Harriet, et Emily Bolam. A Polar Bear Can Swim: What Animals Can and Cannot Do. New York: Viking, 1998.
Style de citation MLA (8e éd.)Ziefert, Harriet, et Emily Bolam. A Polar Bear Can Swim: What Animals Can and Cannot Do. Viking, 1998.
Attention : ces citations peuvent ne pas être correctes à 100%.