United States Pharmacopeial Convention The United States pharmacopeia - 24th ed. - Rockville United States Pharmacopeial Convention 1999 - lxix, 2569p. p. ISBN: 1-889788-05-8 Subjects--Topical Terms: United Sates-National formulary ;United states-Pharmacopeias Dewey Class. No.: 615.1173 / USP