Seminar on Additives in Food, Drugs and Cosmetics, 22nd. August, 1971 / jointly organized by The Pharmaceutical Society of Singapore and the The School of Pharmacy, University of Singapore - [S.1. : s.n., n.d.] - v, 79 p. : ill. ; 30 cm. Appendix : p. 78-79 Subjects--Topical Terms: Food additives--CongressesDrugs--Additives--CongressesCosmetics--Additives--Congresses