Gaya APA

Puspowardoyo, S. (1986). Legislation and Institional Arrangement of Groundwater Development of Indonesia . : KEMENTERIAN Energi dan Sumber Daya Mineral.

Gaya MLA

Puspowardoyo, Soekardi. "Legislation and Institional Arrangement of Groundwater Development of Indonesia". : KEMENTERIAN Energi dan Sumber Daya Mineral, 1986. Text.