Darwin, C. (1952). The Origin of Species By Means of Natural Selection The Descent of Man and Selection in Relation to Sex. William Benton.
استشهاد بنمط شيكاغوDarwin, Charles. The Origin of Species By Means of Natural Selection The Descent of Man and Selection in Relation to Sex. Chicago: William Benton, 1952.
MLA استشهادDarwin, Charles. The Origin of Species By Means of Natural Selection The Descent of Man and Selection in Relation to Sex. William Benton, 1952.
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