Gaya APA

Alexander, L. (1975). First Things First Students Book And Integrated Course For Beginmers New Concept English (MKK) . Yogyakarta: Kanisius.

Gaya MLA

Alexander, L.G.. "First Things First Students Book And Integrated Course For Beginmers New Concept English (MKK)". Yogyakarta: Kanisius, 1975. Text.