Gaya APA

Dardak, , A, H. (2012). Opening add of ministry of public works Republic of Indonesiaress International Seminar On Long Span Bridge Tunnel; Maintenance Technology For Long Span Bridge And Tunnel. . : PUSJATAN.

Gaya MLA

Dardak, , A., Hermanto. "Opening add of ministry of public works Republic of Indonesiaress International Seminar On Long Span Bridge Tunnel; Maintenance Technology For Long Span Bridge And Tunnel.". : PUSJATAN, 2012. Computer Software.