APA citiranje

Asimov, I. (1960). The wellsprings of life. New York: The New American Library.

Trích dẫn kiểu Chicago

Asimov, Isaac. The Wellsprings of Life. New York: The New American Library, 1960.

MLA citiranje

Asimov, Isaac. The Wellsprings of Life. New York: The New American Library, 1960.

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