=LDR 00000nam a2200000 i 4500 =245 \$aRancang Bangun Overhead Crane Automatic Berbasis Arduino =250 \$a =260 \$aSURABAYA \$b POLITEKNIK PELAYARAN SURABAYA, \$c2025 =300 \$aix + 53 halaman ; 30 cm =490 \$a =020 \$a =082 \$a2025