00319 a2200097 450000500170000002000220001710000170003924500510005626000590010730000550016620250602100644.0 a978-9966-46-295-3 aGICHIRA, R.N aA Textbook of Office Practice and Organisation aNairobibEast African Educational Publishers Ltdc2011 aix, 296p.: ill; pictures, tables.bIndex,c20.5 cm