00291nam a2200097Ia 4500008004100000040002900041050002200070100001600092245003800108260004700146221221s9999    xx            000 0 und d  cChuka University Library  aBSL HF 5686 bS6   aSpencer, N. 2aA text book of costing principles  aHeiremann Kenya Publishers Co.bNairobic0