APA引文
Penna, A. N. (2015). The human footprint: A global environmental history (Second edition.). Wiley Blackwell.
Chicago Style (17th ed.) Citation
Penna, Anthony N. The Human Footprint: A Global Environmental History. Second edition. Chichester, [England]: Wiley Blackwell, 2015.
MLA引文
Penna, Anthony N. The Human Footprint: A Global Environmental History. Second edition. Wiley Blackwell, 2015.
警告:這些引文格式不一定是100%准確.