Dyfyniad APA

Koch, G. (1967). Effect of sodium fluoride in dentifrice and mouthwash on incidence of dental caries in schoolchildren. Gleerup.

Dyfyniad Arddull Chicago

Koch, Göran. Effect of Sodium Fluoride in Dentifrice and Mouthwash on Incidence of Dental Caries in Schoolchildren. Lund: Gleerup, 1967.

Dyfyniad MLA

Koch, Göran. Effect of Sodium Fluoride in Dentifrice and Mouthwash on Incidence of Dental Caries in Schoolchildren. Gleerup, 1967.

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