Black, A. D. (1929). Progressive record and accounting system for dentists: Yearly record book. Physicians' Record Co..
Citación estilo ChicagoBlack, Arthur D. Progressive Record and Accounting System for Dentists: Yearly Record Book. Chicago: Physicians' Record Co., 1929.
Cita MLABlack, Arthur D. Progressive Record and Accounting System for Dentists: Yearly Record Book. Physicians' Record Co., 1929.
Warning: These citations may not always be 100% accurate.