Cohen, J. E. (1995). How many people can the earth support? Norton.
Chicago Style (17th ed.) CitationCohen, Joel E. How Many People Can the Earth Support? New York: Norton, 1995.
ציטוט MLACohen, Joel E. How Many People Can the Earth Support? Norton, 1995.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.