Dyfyniad APA

Strauss, J., & Frost, R. (2012). E - Marketing (6th ed.). PHI Learning Pvt. Ltd.

Dyfyniad Arddull Chicago

Strauss, Judy, and Raymond Frost. E - Marketing. 6th ed. New Delhi: PHI Learning Pvt. Ltd, 2012.

Dyfyniad MLA

Strauss, Judy, and Raymond Frost. E - Marketing. 6th ed. PHI Learning Pvt. Ltd, 2012.

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