Gaya APA

International Conference On Space Requirements for Special Trade Passenger Ships. (1980). : Departemen Perhubungan Direktorat Jenderal Perhubungan Laut.

Gaya MLA

International Conference On Space Requirements for Special Trade Passenger Ships. . : Departemen Perhubungan Direktorat Jenderal Perhubungan Laut, 1980. Text.