na INLIS000000000000539 20131119135143.0 $a 978-979-021-353-1 $0010-111300000000475 $a 031 $a 1 $a 031 MUL e C.4 $a Mulyadi $a Ensiklopedia Sains $a ke-1 $a Semarang $b PT. Bengawan Ilmu $c 2009 $a Ensiklopedia Sains $a ARPUS Magetan $a 51.537-0 $a 51.537-0