Gaya APA

Proceedings of the fourth WPACCM congress Denpasar-Bali 6-9 September 1987. ([1987]). [Indonesia]: [s.n.].

Gaya MLA

Proceedings of the fourth WPACCM congress Denpasar-Bali 6-9 September 1987. . [Indonesia]: [s.n.], [1987]. Buku.