Perpetua, Helen, Mindanao State University–General Santos City, Philippines

• BANWA Supplements No 1 (2019): ICAEM2019 - Session D1
  Upland Rice Farming
  Abstract  ABSTRACT  PPT
• BANWA Supplements No 1 (2019): ICAEM2019 - Session E3
  Axioms and Ideologies
  Abstract  ABSTRACT