APA引文

Sim, E., Tekant, Y., Kum, C., Goh, P., & SURGERY. (2011). Endoscopic management of bleeding peptic ulcers in Singapore: A multimodality approach.

Chicago Style Citation

Sim, E., Y. Tekant, C.K Kum, P. Goh, and SURGERY. Endoscopic Management of Bleeding Peptic Ulcers in Singapore: A Multimodality Approach. 2011.

MLA引文

Sim, E., et al. Endoscopic Management of Bleeding Peptic Ulcers in Singapore: A Multimodality Approach. 2011.