Παραπομπή APA

Peter Smithson, Ken Atikinson, & Ken Addison. (2008). Fundamentals of Physical Environment (4th.). Routledge Press.

Παραπομπή Chicago Style

Peter Smithson, Ken Atikinson, και Ken Addison. Fundamentals of Physical Environment. 4th. New York: Routledge Press, 2008.

Παραπομπή MLA

Peter Smithson, et al. Fundamentals of Physical Environment. 4th. Routledge Press, 2008.