P.A. A TEXTBOOK OF BUSINESS STATISTICS AND CALCULATIONS FOR K.A.T.C. - NAIROBI E.A.E.P. 1994 - 230 0 1 0 0 ISBN: 9966-46-523-5 Source: 97-335LC Subjects--Personal Names: ONYANGO P.A. Subjects--Topical Terms: NATURAL SCIENCES & MATHEMATICS LC Class. No.: HF 1017.O69