एपीए उद्धरण

Bittner, R., Köckerling, F., Fitzgibbons, R. J., LeBlanc, K. A., Mittal, S. K., & Chowbey, P. (2020). Laparo-endoscopic Hernia Surgery. Springer Berlin Heidelberg.

शिकागो स्टाइल उद्धरण

Bittner, Reinhard, Ferdinand Köckerling, Robert J. Fitzgibbons, Karl A. LeBlanc, Sumeet K. Mittal, और Pradeep Chowbey. Laparo-endoscopic Hernia Surgery. Springer Berlin Heidelberg, 2020.

एमएलए उद्धरण

Bittner, Reinhard, et al. Laparo-endoscopic Hernia Surgery. Springer Berlin Heidelberg, 2020.