APA Citation

Baker, R. H. (1950). Astronomy: A textbook for University and College Students. New York: D.Van Nostrand Company, Inc.

Trích dẫn kiểu Chicago

Baker, Ropert H. Astronomy: A Textbook for University and College Students. New York: D.Van Nostrand Company, Inc, 1950.

MLA Citation

Baker, Ropert H. Astronomy: A Textbook for University and College Students. New York: D.Van Nostrand Company, Inc, 1950.

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