Dyfyniad APA

Bordens, K. S., & Abbott, B. B. (2005). Research and design methods: A process approach (6th ed.). McGraw Hill.

Dyfyniad Arddull Chicago

Bordens, Kenneth S., and Bruce B. Abbott. Research and Design Methods: A Process Approach. 6th ed. Boston: McGraw Hill, 2005.

Dyfyniad MLA

Bordens, Kenneth S., and Bruce B. Abbott. Research and Design Methods: A Process Approach. 6th ed. McGraw Hill, 2005.

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