Practical research : 

by Leedy, Paul D.
Additional authors: Ormrod, Jeanne Ellis. | Johnson, Laura Ruth.
Edition statement:12th ed. Published by : Pearson, ( NY, NY : ) Physical details:  xx, 441 p. : ill. ; 27.5 cm. ISBN:9780134775654.
Subject(s): Research -- Methodology.
Year: 2019 Item type: Books
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