Explorations with sugars : how sweet it was /

著者: Lemieux, Raymond U., 1920-
出版事項 1990

Geologists and ideas : a history of North American geology /

出版事項 1985

Inventing Canada : early Victorian science and the idea of a transcontinental nation /

著者: Zeller, Suzanne Elizabeth
出版事項 1987

Wildlife, conservation, and human welfare : a United States and Canadian perspective /

著者: Taber, Richard D.
出版事項 2003