Survey research methods/2nd ed.
Fowler, Floyd, J.
Survey research methods/2nd ed. - 2nd ed. - New Delhi Sage Publications 1993
Research-survey method Sampling Survey Interviewing Ethical issues in survey research Data Collection
001.433
Survey research methods/2nd ed. - 2nd ed. - New Delhi Sage Publications 1993
Research-survey method Sampling Survey Interviewing Ethical issues in survey research Data Collection
001.433