APA引文

Cohen, J. E. (1995). How many people can the earth support? Norton.

Chicago Style (17th ed.) Citation

Cohen, Joel E. How Many People Can the Earth Support? New York: Norton, 1995.

MLA引文

Cohen, Joel E. How Many People Can the Earth Support? Norton, 1995.

警告:這些引文格式不一定是100%准確.