Dittmer, D. S., & Altman, P. L. (1974). Biology data book (Second edition.). Federation of American Societies for Experimental Biology.
Citace podle Chicago (17th ed.)Dittmer, Dorothy S., a Philip L. Altman. Biology Data Book. Second edition. Bethesda, Md: Federation of American Societies for Experimental Biology, 1974.
Citace podle MLA (9th ed.)Dittmer, Dorothy S., a Philip L. Altman. Biology Data Book. Second edition. Federation of American Societies for Experimental Biology, 1974.
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