Dyfyniad APA

Harris, N. O., García-Godoy, F., & Nathe, C. N. (2009). Primary preventive dentistry (7th ed.). Pearson.

Dyfyniad Arddull Chicago

Harris, Norman O., Franklin García-Godoy, and Christine Nielsen Nathe. Primary Preventive Dentistry. 7th ed. Upper Saddle River, N.J.: Pearson, 2009.

Dyfyniad MLA

Harris, Norman O., et al. Primary Preventive Dentistry. 7th ed. Pearson, 2009.

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