Scoby, D. R. (1971). Environmental ethics: Studies of man's self destruction. Burgess.
Chicago Style (17. basım) AtıfScoby, Donald R. Environmental Ethics: Studies of Man's Self Destruction. Minneapolis: Burgess, 1971.
MLA (9th ed.) AtıfScoby, Donald R. Environmental Ethics: Studies of Man's Self Destruction. Burgess, 1971.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..