APA (7e ed.) Bronvermelding

(1986). Asahan no. 1 and no. 3 Hydroelectric power project (Asahan no. 1 Hydroelectric power project) design report volume 3 sectorial report.. Perusahaan Umum Listrik Negara.

Chicago (17e ed.) Bronvermelding

Asahan No. 1 and No. 3 Hydroelectric Power Project (Asahan No. 1 Hydroelectric Power Project) Design Report Volume 3 Sectorial Report.. Perusahaan Umum Listrik Negara, 1986.

MLA (8e ed.) Bronvermelding

Asahan No. 1 and No. 3 Hydroelectric Power Project (Asahan No. 1 Hydroelectric Power Project) Design Report Volume 3 Sectorial Report.. Perusahaan Umum Listrik Negara, 1986.