na INLIS000000000001845 20161231091916 0010-1216001835 ta 161231 d | ind 515 515 AYR k Ayres Frank Kalkulus / Frank Ayres;Alih Bhs, Zulkifli Harahap;Ed Wibi Hardani Jakarta : Erlangga, 2004. 114 hlm. ; 21 cm. KALKULUS Zulkifli Harahap Wibi Hardani 1953/KPADHSU/2009 1954/KPADHSU/2009