Annual Clinical Congress Chicago & Pannell, M. (1987). Proceedings for the 43th Annual Sessions of the Forum on Fundamental Surgical Problems: 73rd Annual Clinical Congress, San Francisco, October 1987. American College of Surgeons.
Παραπομπή σε μορφή Chicago (17η εκδ.)Annual Clinical Congress Chicago και Marjorie Pannell. Proceedings for the 43th Annual Sessions of the Forum on Fundamental Surgical Problems: 73rd Annual Clinical Congress, San Francisco, October 1987. Chicago: American College of Surgeons, 1987.
Παραπομπή σε μορφή MLA (8th εκδ.)Annual Clinical Congress Chicago και Marjorie Pannell. Proceedings for the 43th Annual Sessions of the Forum on Fundamental Surgical Problems: 73rd Annual Clinical Congress, San Francisco, October 1987. American College of Surgeons, 1987.
