Ruane, Janet M., 1954- Essentials of research methods : a guide to social science research / Janet M. Ruane. - Malden, Mass. ; Oxford : Blackwell, 2004. - xi, 239 p. : ill. ; 23 cm. Formerly CIP. Includes bibliographical references and index. ISBN: 0631230483 : £50.00 0631230491 (pbk.) : £15.99 9780631230489 9780631230496 Nat. Bib. No.: GBA4Y3958 bnb Subjects--Topical Terms: Social sciences--Research.Social sciences--Statistical methods.