Gaya APA

Hardjono, R, Widyamartaya, A.. (1989). English - indonesian (6.000 enttris-learner's dictionary) . Yogyakarta: Kanisius.

Gaya Chicago

Hardjono, R, Widyamartaya, A.. English - indonesian (6.000 enttris-learner's dictionary). Yogyakarta: Kanisius, 1989. Buku.

Gaya MLA

Hardjono, R, Widyamartaya, A.. English - indonesian (6.000 enttris-learner's dictionary). Yogyakarta: Kanisius, 1989. Buku.

Gaya Turabian

Hardjono, R, Widyamartaya, A.. English - indonesian (6.000 enttris-learner's dictionary). Yogyakarta: Kanisius, 1989. Buku.