Barnard, R. (1977). Death of an old goat. New York: Walker.
Trích dẫn kiểu ChicagoBarnard, Robert. Death of an Old Goat. New York: Walker, 1977.
MLA引文Barnard, Robert. Death of an Old Goat. New York: Walker, 1977.
警告：这些引文格式不一定是100％准确.
APA引文