Dyfyniad APA

Carver, R. H., & Nash, J. G. (2012). Doing data analysis with SPSS version 18. Cengage Learning India Pvivate Limited.

Dyfyniad Arddull Chicago

Carver, Robert H., and Jane Gradwohl Nash. Doing Data Analysis with SPSS Version 18. New Delhi: Cengage Learning India Pvivate Limited, 2012.

Dyfyniad MLA

Carver, Robert H., and Jane Gradwohl Nash. Doing Data Analysis with SPSS Version 18. Cengage Learning India Pvivate Limited, 2012.

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