APA引文

Speth, J. G. (2012). Global environmental challenges: Transitions to a sustainable world. Orient Blackswan.

Chicago Edition Citation

Speth, James Gustave. Global Environmental Challenges: Transitions to a Sustainable World. New Delhi: Orient Blackswan, 2012.

MLA引文

Speth, James Gustave. Global Environmental Challenges: Transitions to a Sustainable World. Orient Blackswan, 2012.

警告：這些引文格式不一定是100％准確.