Rush, B., & Hall, P. The new method of inoculating for the small-pox: Delivered in a lecture in the University of Pennsylvania, on the 20th of February, 1781. By Benjamin Rush, M.D. Professor of the institutes and of clinical medicine in the University of Pennsylvania (The third edition.).
Chicago Style (17th ed.) CitationRush, Benjamin, and Parry Hall. The New Method of Inoculating for the Small-pox: Delivered in a Lecture in the University of Pennsylvania, on the 20th of February, 1781. By Benjamin Rush, M.D. Professor of the Institutes and of Clinical Medicine in the University of Pennsylvania. The third edition.
MLA (9th ed.) CitationRush, Benjamin, and Parry Hall. The New Method of Inoculating for the Small-pox: Delivered in a Lecture in the University of Pennsylvania, on the 20th of February, 1781. By Benjamin Rush, M.D. Professor of the Institutes and of Clinical Medicine in the University of Pennsylvania. The third edition.