Weismann, A. Studies in the Theory of Descent, Volume I.
Chicago-čujuhus (17. p.)Weismann, August. Studies in the Theory of Descent, Volume I.
MLA-čujuhus (9. p.)Weismann, August. Studies in the Theory of Descent, Volume I.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.