Leedy, Paul D.

Practical research: planning and design English [by] Paul D . Leedy. - New York, Macmillan [1974] - x, 246 p. illus. 29 cm.

Bibliography: p. 179-185.

0023692405

73007347


Research--Methodology.

Q180.A1 / L43

001.4/2 / LEE

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