Παραπομπή APA

Wichler, G. (1961). Charles Darwin: The founder of the theory of evolution and natural selection.

Παραπομπή Chicago Style

Wichler, Gerhard. Charles Darwin: The Founder of the Theory of Evolution and Natural Selection. 1961.

Παραπομπή MLA

Wichler, Gerhard. Charles Darwin: The Founder of the Theory of Evolution and Natural Selection. 1961.

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