Gaya APA

Arifin, B., Putri, D, Y. (2018). Indonesia'sgoverment efforts to increase the national export: the case of declining exports of Indonesia coffe commodity to japan (2011-2014) . Jakarta: BPPK -KEMENLU-RI.

Gaya MLA

Arifin, Bustanul., Putri, Dian, Yustikadinata. "Indonesia'sgoverment efforts to increase the national export: the case of declining exports of Indonesia coffe commodity to japan (2011-2014)". Jakarta: BPPK -KEMENLU-RI, 2018. .