Sibarani, Choms Gary Ganda Tua, Faculty Of Economy Universitas Negeri Medan, Indonesia

• Vol 6, No 1: January 2022 - Articles
  WASTED OF YOUNG COCONUT SHELL AND SKINS AS AN ALTERNATIVE POLYBAG AND CHARCOAL BRICKET
  Abstract  PDF

p-ISSN: 2549-1849

e-ISSN: 2549-3434