Gaya APA

Wilkins, D, A. (1978). National syllabuses : a taxonomy and its relevance to foreign language curriculum development . London: PT.ELEX MEDIA KOMPUTINDO.

Gaya MLA

Wilkins, D., A.. "National syllabuses : a taxonomy and its relevance to foreign language curriculum development". London: PT.ELEX MEDIA KOMPUTINDO, 1978. Text.