Dyfyniad APA

Greenstein, T. N., & Davis, S. N. (2013). Methods of family research (3 edition.). SAGE.

Dyfyniad Arddull Chicago

Greenstein, Theodore N., and Shannon N. Davis. Methods of Family Research. 3 edition. Los Angeles: SAGE, 2013.

Dyfyniad MLA

Greenstein, Theodore N., and Shannon N. Davis. Methods of Family Research. 3 edition. SAGE, 2013.

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