APA Style

Udara, D, P, D, J, P. et al (1996). Ports Environmental Improvement Project : Volume I . Jakarta: DHV Consultan.

MLA Style

Udara, Departemen, Perhubungan, Direktorat, Jenderal, Perhubungan. et al. "Ports Environmental Improvement Project : Volume I". Jakarta: DHV Consultan, 1996. Text.