Citazione APA

Pickerill, H. P. (1918). Untenable Positions with Regard to the Problem of Immunity to Dental Caries. Dent Regist.

Stile di citazione Chicago

Pickerill, H. P. "Untenable Positions With Regard to the Problem of Immunity to Dental Caries." Dent Regist 1918.

Citazione MLA

Pickerill, H. P. "Untenable Positions With Regard to the Problem of Immunity to Dental Caries." Dent Regist 1918.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.