Ngau, Y. Y. Smoking, helicobacter pylori and gastroduodenitis. Universiti Kebangsaan Malaysia.
Chicago Style (17th ed.) CitationNgau, Yen Yew. Smoking, Helicobacter Pylori and Gastroduodenitis. Kuala Lumpur: Universiti Kebangsaan Malaysia.
MLA (8th ed.) CitationNgau, Yen Yew. Smoking, Helicobacter Pylori and Gastroduodenitis. Universiti Kebangsaan Malaysia.
Warning: These citations may not always be 100% accurate.