Gaya APA

ALEXANDER, L. (). Fluency in english : intergrated course for advanced students/ L.G. Alexander (Cet. 21). Yogyakarta: Kanisius-Logman.

Gaya MLA

ALEXANDER, L.G.. "Fluency in english : intergrated course for advanced students/ L.G. Alexander". Cet. 21 Yogyakarta: Kanisius-Logman, . Text.