Gaya APA

Setyawan, A., Indonesia.Bakosurtanal, . (1977). Republic of Indonesia National Coordination Agency for Survey and Mapping: Invitation Bid No.:IBRD-100/NRSM/1977 (Dok.No.15/1977) . Cibinong: Bakosurtanal.

Gaya MLA

Setyawan, Andri., Indonesia.Bakosurtanal, . "Republic of Indonesia National Coordination Agency for Survey and Mapping: Invitation Bid No.:IBRD-100/NRSM/1977 (Dok.No.15/1977)". Cibinong: Bakosurtanal, 1977. Cetak.