Dyfyniad APA

Neuman, W. L. (1997). Social research methods: Qualitative and quantitative approaches (Ed.3.).

Dyfyniad Arddull Chicago

Neuman, W Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. Ed.3. Boston, Allyn and Bacon, 1997.

Dyfyniad MLA

Neuman, W Lawrence. Social Research Methods: Qualitative and Quantitative Approaches. Ed.3. 1997.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.