Dyfyniad APA

Rubin, A., & Babbie, E. R. (1997). Research methods for social work. Pacific Grove: Brooks/Cole Pub. Co.

Dyfyniad Arddull Chicago

Rubin, Allen, và Earl R. Babbie. Research Methods for Social Work. Pacific Grove: Brooks/Cole Pub. Co, 1997.

Dyfyniad MLA

Rubin, Allen, và Earl R. Babbie. Research Methods for Social Work. Pacific Grove: Brooks/Cole Pub. Co, 1997.

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