APA aipamena

Fowler, F. J., & Floyd J. Fowler; Jr. Survey research methods. Thousand Oaks, Calif: Sage Publications.

Chicago Style aipamena

Fowler, Floyd J., và Floyd J. Fowler; Jr. Survey Research Methods. Thousand Oaks, Calif: Sage Publications.

MLA aipamena

Fowler, Floyd J., và Floyd J. Fowler; Jr. Survey Research Methods. Thousand Oaks, Calif: Sage Publications.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.