SHEPPARD P.M. (1960). NATURAL SELECTION AND HEREDITY. HARPER & BROTHERS, PUBLISHERS.
Chicago Edition CitationSHEPPARD P.M. NATURAL SELECTION AND HEREDITY. NEW YORK: HARPER & BROTHERS, PUBLISHERS, 1960.
MLA citiranjeSHEPPARD P.M. NATURAL SELECTION AND HEREDITY. HARPER & BROTHERS, PUBLISHERS, 1960.
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