Mason, Emanuel J. Understanding and conducting research : applications in education and the behavioral sciences / Emanuel J. Mason, William J. Bramble. - New York: McGraw-Hill, 1989. - xiii, 411 p. : ill. ; 25 cm. Includes bibliographies and index. ISBN: 0071002189 Subjects--Topical Terms: Psychology--ResearchEducation research Dewey Class. No.: 370.72