A Goal Programming for Production Planning: A Case of Herbal Drink Producers at Yogyakarta, Indonesia Publikasi 21 Agustus 2018, 10.04 Oleh: admin 0 [googlepdf url=”https://tp.ugm.ac.idwp-content/uploads/2018/08/21052014101924agoalprogrammingforproductionplanning.pdf” ]