Research methods in psychology /
Research methods in psychology / John J. Shaughnessy, Eugene B. Zechmeister, Jeanne S. Zechmeister. - 9th ed. (Int. ed.) - New York : McGraw-Hill, 2012. - xv, 488 p. : ill. ; 23 cm.
Includes bibliographical references and index.
9780071086813 (pbk.)
Psychology -- Research -- Methodology.
Psychology, Experimental.