APA (7. basım) Alıntı

Williams, M. (1990). Wetlands: A threatened landscape. Basil Blackwell.

Chicago Style (17. basım) Atıf

Williams, Michael. Wetlands: A Threatened Landscape. Oxford: Basil Blackwell, 1990.

MLA (9th ed.) Atıf

Williams, Michael. Wetlands: A Threatened Landscape. Basil Blackwell, 1990.