Jaques, H. E. (1947). Living things, how to know them: An illustrated key to the phyla, classes and more important orders of plants and animals with suggestions for studying them (Rev. ed.). Wm. C. Brown.
Citace podle Chicago (17th ed.)Jaques, H. E. Living Things, How to Know Them: An Illustrated Key to the Phyla, Classes and More Important Orders of Plants and Animals with Suggestions for Studying Them. Rev. ed. Dubuque, Ia: Wm. C. Brown, 1947.
Citace podle MLA (9th ed.)Jaques, H. E. Living Things, How to Know Them: An Illustrated Key to the Phyla, Classes and More Important Orders of Plants and Animals with Suggestions for Studying Them. Rev. ed. Wm. C. Brown, 1947.
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