Gaya APA

M.L,Gultom, Y. (2014). Explaining the Informal Sector in Indonesia from the Transaction Cocts Perspective (Vol.16, No.1, Jan - Apr 2014: 23-38). 2014: fak Ekonomi UGM.

Gaya MLA

M.L,Gultom, Yohanna. "Explaining the Informal Sector in Indonesia from the Transaction Cocts Perspective". Vol.16, No.1, Jan - Apr 2014: 23-38 2014: fak Ekonomi UGM, 2014. Artikel.