एपीए उद्धरण

Prinz, R. A., Ko, T. C., Maltz, S. B., Reynes, C. J., Marsan, R. E., & Freeark, R. J. (1993). Common Bile Duct Obstruction by Free Floating Tumor. Hindawi Publishing Corporation.

शिकागो स्टाइल उद्धरण

Prinz, Richard A., Tien C. Ko, Sheldon B. Maltz, Carlos J. Reynes, Richard E. Marsan, और Robert J. Freeark. Common Bile Duct Obstruction By Free Floating Tumor. Hindawi Publishing Corporation, 1993.

एमएलए उद्धरण

Prinz, Richard A., et al. Common Bile Duct Obstruction By Free Floating Tumor. Hindawi Publishing Corporation, 1993.