Polgar, Stephen. Introduction to research in the health sciences / Stephen Polgar, Shane A. Thomas. - Melbourne : Churchill Livingstone, 1995. - x, 393 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0443050392 (pbk.) Subjects--Topical Terms: Research --methods.------ National Library of Medicine Call No.: W 20.5 / P758i 1995