Asimov, I. (1979). Life and time. New York: Avon Books.
Trích dẫn kiểu ChicagoAsimov, Isaac. Life and Time. New York: Avon Books, 1979.
MLA citiranjeAsimov, Isaac. Life and Time. New York: Avon Books, 1979.
Opozorilo: Ti citati niso vedno 100% točni.