Wilson, E. B. (1952). An introduction to scientific research. Mc.Graw Hill.
Tohutoru Kātū Chicago (17th ed.)Wilson, E. Bright. An Introduction to Scientific Research. New York: Mc.Graw Hill, 1952.
Tohutoro MLA (9th ed.)Wilson, E. Bright. An Introduction to Scientific Research. Mc.Graw Hill, 1952.
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