Dyfyniad APA

Carver, R. H., & Nash, J. G. (2012). Doing data analysis with SPSS version 18.0. Brooks/Cole Cengage Learning.

Dyfyniad Arddull Chicago

Carver, Robert H., and Jane Gradwohl Nash. Doing Data Analysis with SPSS Version 18.0. Boston, MA: Brooks/Cole Cengage Learning, 2012.

Dyfyniad MLA

Carver, Robert H., and Jane Gradwohl Nash. Doing Data Analysis with SPSS Version 18.0. Brooks/Cole Cengage Learning, 2012.

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