Gaya APA

Denham, P. (1985). Assessment of english language proficiency of indonesians and the effect of linguistic background and attitueds on performance/ P.A. Denham . Canberra: IDP.

Gaya MLA

Denham, P.A.. "Assessment of english language proficiency of indonesians and the effect of linguistic background and attitueds on performance/ P.A. Denham". Canberra: IDP, 1985. Text.