Gaya APA

Utara, I, D, K, P, S. (1989). Final Report of North Sumatra Health Promotion Project. Part 2. Technical Report: Vol. III. Water Supply . Medan: North Sumatra Health Promotion Under the Auspices of Japan International Cooperation Agency (JICA).

Gaya MLA

Utara, Indonesia., Dinas, Kesehatan, Propinsi, Sumatera. "Final Report of North Sumatra Health Promotion Project. Part 2. Technical Report: Vol. III. Water Supply". Medan: North Sumatra Health Promotion Under the Auspices of Japan International Cooperation Agency (JICA), 1989. print.