Dyfyniad APA

Dewey M & Smrithi Bulsari. (2012). SPSS: In Simple Steps. Dream Tech Publishing.

Dyfyniad Arddull Chicago

Dewey M and Smrithi Bulsari. SPSS: In Simple Steps. New Delhi: Dream Tech Publishing, 2012.

Dyfyniad MLA

Dewey M and Smrithi Bulsari. SPSS: In Simple Steps. Dream Tech Publishing, 2012.

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