Tohutoro APA (7th ed.)
Lewin, R. (1982). Thread of life: The Smithsonian looks at evolution. Smithsonian Books Distributed by Norton.
Tohutoru Kātū Chicago (17th ed.)
Lewin, Roger. Thread of Life: The Smithsonian Looks at Evolution. Washington, D.C : New York, N.Y: Smithsonian Books Distributed by Norton, 1982.
Tohutoro MLA (9th ed.)
Lewin, Roger. Thread of Life: The Smithsonian Looks at Evolution. Smithsonian Books Distributed by Norton, 1982.
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