BLACK, THOMAS R. DOING QUANTITATIVE RESEARCH IN THE SOCIAL SCIENCES: AN INTEGRATED APPROACH TO RESEARCH DESIGN, MEASUREMENT AND STATISTICS - S.E. - LONDON Reino Unido SAGE 1999 - 751 ISBN: 0761953531 LCCN: 62761 Subjects--Topical Terms: CIENCIAS SOCIALESINVESTIGACION Dewey Class. No.: 300