Dyfyniad APA

Black, A. D. (1929). Progressive record and accounting system for dentists: Yearly record book. Physicians' Record Co..

Dyfyniad Arddull Chicago

Black, Arthur D. Progressive Record and Accounting System for Dentists: Yearly Record Book. Chicago: Physicians' Record Co., 1929.

Dyfyniad MLA

Black, Arthur D. Progressive Record and Accounting System for Dentists: Yearly Record Book. Physicians' Record Co., 1929.

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