00632     2200217   4500001002100000005001500021035002000036007000300056008004100059020002200100082001000122084001600132100002400148245009100172250001100263260004500274300003100319504003100350600000900381990002400390INLIS00000000001126020190816093551  a0010-0819000056ta190816                g          1 ind    a978-602-99743-1-7  a371.1  a371.1 LUB j0 aLubis, Gelora Mulia1 aJurus jitu guru beken : 11 tips mempertajam profesionalitas guru /cGelora Mulia Lubis  aCet.3.  aMedan :bMenara Langit Publishing,c2013  a169 hlm. :bilus. ;c21 cm  aBibliografi : hlm. 165-166 4aGuru  a22.954/DPDA/DS/2019