na INLIS000000000000192 20140213093921.0 $a 979-526-235-1 $0010-111300000000128 $a 001.4 $a 001.4 NAS M C.2 $a Prof. Dr. S. Nasution, M.A. $a Metode Research $a ke-6 $a Jakarta $b PT. Bumi Aksara $c 2003 $a ARPUS MAGETAN $a 19.280-0 $a 19.280-0