Philippine Society of Gastroenterology & Asian Pacific Congress on Gastroenterology (4th : 1972 : Manila). (1972). Congress program [and] advance abstracts [of papers]: 4th Asian Pacific Congress of Gastroenterology, Manila, Philippines, 5-12 Feb. 1972. s.n.].
Style de citation Chicago (17e éd.)Philippine Society of Gastroenterology et Asian Pacific Congress on Gastroenterology (4th : 1972 : Manila). Congress Program [and] Advance Abstracts [of Papers]: 4th Asian Pacific Congress of Gastroenterology, Manila, Philippines, 5-12 Feb. 1972. [S.l: s.n.], 1972.
Style de citation MLA (9e éd.)Philippine Society of Gastroenterology et Asian Pacific Congress on Gastroenterology (4th : 1972 : Manila). Congress Program [and] Advance Abstracts [of Papers]: 4th Asian Pacific Congress of Gastroenterology, Manila, Philippines, 5-12 Feb. 1972. s.n.], 1972.