Coveney, P. (1990). The arrow of time: A voyage through science to solve time's greatest mystery. New York: Fawcett Columbine.
استشهاد بنمط شيكاغوCoveney, Peter. The Arrow of Time: A Voyage Through Science to Solve Time's Greatest Mystery. New York: Fawcett Columbine, 1990.
MLA استشهادCoveney, Peter. The Arrow of Time: A Voyage Through Science to Solve Time's Greatest Mystery. New York: Fawcett Columbine, 1990.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.