Journal Contact

Mailing Address

isoquant@umpo.ac.id

Principal Contact

Umi Farida
Universitas Muhammadiyah Ponorogo

Fakultas Ekonomi Universitas Muhammadiyah Ponorogo

Jl. Budi Utomo No. 10 Kelurahan Siman Kabupaten Ponorogo


Phone: 089524159515
Email: umifarida@gmail.com

Support Contact

Rochmat Aldy Purnomo
Email: purnomo@umpo.ac.id