APA ציטוט

Penfold, F. B. (1907). The Use of Cocaine by Dentists. Hospital (Lond 1886).

Citação norma Chicago

Penfold, Frederick B. "The Use of Cocaine By Dentists." Hospital (Lond 1886) 1907.

ציטוט MLA

Penfold, Frederick B. "The Use of Cocaine By Dentists." Hospital (Lond 1886) 1907.