Olsen, June Looby. Medical dosage calculations / June Looby Olsen , Anthony Patrick Giangrasso . - 7th ed. - Singapore : Pearson Education Inc , c2000. - xiii, 358 p. : black and white illustrations ; 26 cm. Includes appendix . ISBN: 981 4058 08 4 Subjects--Topical Terms: Pharmaceutical arithmetic.Pharmaceutical preparations--Administration & dosage. Dewey Class. No.: CIR 615.1420 0152 2000