Ballington, Don A. Tova Wiegand Green creator text New Delhi Scientific international PVT.LTD. 2014 monographic xxiii,367 p. : ill. (col.) ; 28 cm. Includes index. Pharmaceutical arithmetic Pharmacy Ratios Drug Calculation Medications Compounding Business RIPS 615.140 BAL 9789381714973 (pbk) 9780763852214 (pbk)