na INLIS000000000020355 20231202144333 231202||||||||| | ||| |||| || | 010-1223020355 id 671.52 671.52 Ken d Ginting, Dines Kenyon, W. Dasar-dasar pengelasan Jakarta Erlangga 1985 Sa 271 hlm. : Ilus. ; 21 cm. R30.19 - R30-0453 Las