Ansel. Howard C. Pharmaceutical dosage forms and drug delivery system / Howard C. Ansel, Loyd V. Allen and Nicholas G. Popovich. - 7th ed. - Philadelphia : Lippincott williams & Wilkins, c2000. - x, 595 p. : ill. ; 26 cm. ISBN: 0781728274 970.00 Subjects--Topical Terms: Pharmacy.Pharmacology.Pharmaceutical dosage.Pharmaceutical chemistry. Dewey Class. No.: 615.1