Gaya APA

Ismanthono, H, W. (2019). Learning English Made Easy For A Brighter Career (Cet 1). Yogyakarta: Pustaka Referensi.

Gaya MLA

Ismanthono, Henricus, W.. "Learning English Made Easy For A Brighter Career". Cet 1 Yogyakarta: Pustaka Referensi, 2019. Text.