Παραπομπή APA

Michael Allaby. (2000). Basics of environmental science (2nd.). Routledge.

Παραπομπή Chicago Style

Michael Allaby. Basics of Environmental Science. 2nd. London: Routledge, 2000.

Παραπομπή MLA

Michael Allaby. Basics of Environmental Science. 2nd. Routledge, 2000.