Gaya APA

Betty, A, K, &, L, B. (2018). X-tra Ensiklopedia Serba'TER" Di Dunia . : Pustaka Baru Press.

Gaya MLA

Betty, Ashiva, Kirani, &, Lea, Belandia. "X-tra Ensiklopedia Serba'TER" Di Dunia". : Pustaka Baru Press, 2018. .