Shaughnessy, John J. Research methods in psychology / John J. Shaughnessy, Eugene B. Zechmeister, Jeanne S. Zechmeister. - 6th ed. - Boston : McGraw-Hill, c2003. - xvi, 542 p. : ill. ; 23 cm. illustrations ; cm. Includes bibliographical references and index. ISBN: 0071198903 (ISE) Subjects--Topical Terms: Psychology--Research--MethodologyPsychology, Experimental LC Class. No.: BF76.5 / Sh2 2003