Παραπομπή σε μορφή APA (7η εκδ.)

Annual Clinical Congress Chicago, IL. Ultrasound for surgeons: 83rd Annual Clinical Congress, October 12-17, 1997, Chicago, IL. American College of Surgeons.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Annual Clinical Congress Chicago, IL. Ultrasound for Surgeons: 83rd Annual Clinical Congress, October 12-17, 1997, Chicago, IL. [χ.τ.]: American College of Surgeons.

Παραπομπή σε μορφή MLA (8th εκδ.)

Annual Clinical Congress Chicago, IL. Ultrasound for Surgeons: 83rd Annual Clinical Congress, October 12-17, 1997, Chicago, IL. American College of Surgeons.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.