APA (7th ed.) Citation

SpringerLink (Online service), Gagner, M., Schein, M., & Assalia, A. Controversies in laparoscopic surgery.

Chicago Style (17th ed.) Citation

SpringerLink (Online service), Michel Gagner, Moshe Schein, and Ahmad Assalia. Controversies in Laparoscopic Surgery.

MLA (8th ed.) Citation

SpringerLink (Online service), et al. Controversies in Laparoscopic Surgery.