APA Style

Botha, G, S, M. (1962). The gastro cesophageal junction clinical application to ( esophageal and gastric surgery) . London: Little Brown and Company.

MLA Style

Botha, G, S, Muller. "The gastro cesophageal junction clinical application to ( esophageal and gastric surgery)". London: Little Brown and Company, 1962. Text.