APA (7. basım) Alıntı

Norris, G. W., & Norris, W. F. (1886). The early history of medicine in Philadelphia. By George W. Norris. [Collins Printing House].

Chicago Style (17. basım) Atıf

Norris, George W., ve William Fisher Norris. The Early History of Medicine in Philadelphia. By George W. Norris. Philadelphia: [Collins Printing House], 1886.

MLA (8th ed.) Atıf

Norris, George W., ve William Fisher Norris. The Early History of Medicine in Philadelphia. By George W. Norris. [Collins Printing House], 1886.