APA Style

Davidson, S., Macleod, J. (1984). Davidson's principles and practice of medicine : a textbook for students and doctors (14th ed). Edinburgh, 1986: English Language Book Society.

MLA Style

Davidson, Stanley., Macleod, John. "Davidson's principles and practice of medicine : a textbook for students and doctors". 14th ed Edinburgh, 1986: English Language Book Society, 1984. Text.