Gaya APA

-, ., Sari, M, P. (2022). Developing A Supplementary Book To Improve The Speaking Vocabulary Of Eight Grade Indonesian Students (-). Purwokerto: Program Pascasarjana UMP.

Gaya MLA

-, ., Sari, Mareta, Permata. "Developing A Supplementary Book To Improve The Speaking Vocabulary Of Eight Grade Indonesian Students". - Purwokerto: Program Pascasarjana UMP, 2022. Text.