Style de citation APA (7e éd.)

Winston, B. J. (1991). Geography: Our country and our world. Scott, Foresman and Co..

Style de citation Chicago (17e éd.)

Winston, Barbara J. Geography: Our Country and Our World. Glenview: Scott, Foresman and Co., 1991.

Style de citation MLA (9e éd.)

Winston, Barbara J. Geography: Our Country and Our World. Scott, Foresman and Co., 1991.