Dyfyniad APA

Goode, W. J., & Hatt, P. K. (1981). Methods in social research. McGraw-Hill.

Dyfyniad Arddull Chicago

Goode, William J., and Paul K. Hatt. Methods in Social Research. Auckland: McGraw-Hill, 1981.

Dyfyniad MLA

Goode, William J., and Paul K. Hatt. Methods in Social Research. McGraw-Hill, 1981.

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