Gaya APA

Losc, D, L, K, A, S, F, S, L, H, D, L, L, J, L, J, &, , J. (2015). Harrison's Principles of Internal Medicine, Volume I (19th Edition). New York: McGraw-Hill Education.

Gaya MLA

Losc, Dennis, L., Kasper,, Anthony, S., Fauci,, Stephen, L., Hauser,, Dan, L., Long,, J., Larry, Jameson,, &, , Joseph. "Harrison's Principles of Internal Medicine, Volume I". 19th Edition New York: McGraw-Hill Education, 2015. Text.