Faber,Malte, & Proops,John L R. (1993). Evolution, time, production and the environment (2.). Springer - Verlag.
Čikaški stil citiranjaFaber,Malte, i Proops,John L R. Evolution, Time, Production and the Environment. 2. Berlin Heidelberg: Springer - Verlag, 1993.
MLA način citiranjaFaber,Malte, i Proops,John L R. Evolution, Time, Production and the Environment. 2. Springer - Verlag, 1993.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.