Payne, Geoff, Professor. Key concepts in social research / Geoff Payne and Judy Payne. - London : SAGE, 2004. - vi, 224 p. ; 22 cm. - SAGE key concepts . - SAGE key concepts. . Includes bibliographical references. ISBN: 0761965424 : 0761965432 (pbk.) : Nat. Bib. No.: GBA4-Z3008 Subjects--Topical Terms: Social sciences--Research. Dewey Class. No.: 302.072 / PAK 2004