Cita APA

Jackson, M. H. 1. (1993). Galapagos, a natural history (rev. and expanded edition.). Alberta, Can.: University of Calgary Press.

Citación estilo Chicago

Jackson, Michael H. 1959-. Galapagos, a Natural History. rev. and expanded edition. Alberta, Can.: University of Calgary Press, 1993.

Cita MLA

Jackson, Michael H. 1959-. Galapagos, a Natural History. rev. and expanded edition. Alberta, Can.: University of Calgary Press, 1993.