APA (7th ed.) Citation

Cullen, W., & Gray, E. Synopsis and nosology: Being an arrangement and definition of diseases, by William Cullen, M.D. Professor of the practice of phyas printed in the University of Edinburgh; First Physician to His Britannic Majesty for Scotland; Fellow of the Royal College of Physicians of Edinburgh of the Royol [sic] socas printed (The second edition, translated from Latin to English.).

Chicago Style (17th ed.) Citation

Cullen, William, and Edward Gray. Synopsis and Nosology: Being an Arrangement and Definition of Diseases, by William Cullen, M.D. Professor of the Practice of Phyas Printed in the University of Edinburgh; First Physician to His Britannic Majesty for Scotland; Fellow of the Royal College of Physicians of Edinburgh of the Royol [sic] Socas Printed. The second edition, translated from Latin to English.

MLA (9th ed.) Citation

Cullen, William, and Edward Gray. Synopsis and Nosology: Being an Arrangement and Definition of Diseases, by William Cullen, M.D. Professor of the Practice of Phyas Printed in the University of Edinburgh; First Physician to His Britannic Majesty for Scotland; Fellow of the Royal College of Physicians of Edinburgh of the Royol [sic] Socas Printed. The second edition, translated from Latin to English.

Warning: These citations may not always be 100% accurate.