Chiras, D. D. (2005). Natural resource conservation: Management for a sustainable future. New Jersey: Pearson Prentice Hall.
Čikaški stil citiranjaChiras, Daniel D. Natural Resource Conservation: Management for a Sustainable Future. New Jersey: Pearson Prentice Hall, 2005.
MLA način citiranjaChiras, Daniel D. Natural Resource Conservation: Management for a Sustainable Future. New Jersey: Pearson Prentice Hall, 2005.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.