Gaya APA

Benu, S, V, C. (2021). An Introduction to English Vocabulary for The Freshmen (Cetakan pertama). Yogayakarta:: deepublish.

Gaya MLA

Benu, Sonya, Veningsih, Cheryanti. "An Introduction to English Vocabulary for The Freshmen". Cetakan pertama Yogayakarta:: deepublish, 2021. Text.