na INLIS000000000007525 20180916014926 180916||||||||| | ||| |||| || 602-243-011-9 010-0918007525 636.2 636.2 Adi b Adiarto Betrnak Sapi Perah Ramah Lingkungan Yogyakarta PT. Citra Aji Parama 2012 80 hlm