Survey research methods.
Fowler F J.
Survey research methods. - 2 - Newbury Park Sage Publications, 1993 - 156p. - (Applied social research methods series; vol. 1) .
0803950489
Research-social aspects-methods
Social Sciences-methods
Social Surveys
H 62: N93S: FOW
Survey research methods. - 2 - Newbury Park Sage Publications, 1993 - 156p. - (Applied social research methods series; vol. 1) .
0803950489
Research-social aspects-methods
Social Sciences-methods
Social Surveys
H 62: N93S: FOW