De Vaus, David A.
Research design in social research / David A. de Vaus - London : Sage, 2001 - 279 p. : ill.
Includes bibliographical references and index
0761953477
SOCIAL SCIENCES--RESEARCH--METHODOLOGY
H61 / D482R
Research design in social research / David A. de Vaus - London : Sage, 2001 - 279 p. : ill.
Includes bibliographical references and index
0761953477
SOCIAL SCIENCES--RESEARCH--METHODOLOGY
H61 / D482R