APA Citatie

Newton, M., Bryan, R., Burnham, W. R., & Kamm, M. A. (1997). Evaluation of Helicobacter pylori in reflux oesophagitis and Barrett's oesophagus.

Chicago Style citaat

Newton, M., R. Bryan, W R. Burnham, en M A. Kamm. Evaluation of Helicobacter Pylori in Reflux Oesophagitis and Barrett's Oesophagus. 1997.

MLA citatie

Newton, M., R. Bryan, W R. Burnham, en M A. Kamm. Evaluation of Helicobacter Pylori in Reflux Oesophagitis and Barrett's Oesophagus. 1997.