Gaya APA

Yulianto, D., Hariyanto, M, A. (). Learn and laugh (Cetakan pertama, 2018). Yogyakarta: Laksana.

Gaya MLA

Yulianto, Diyan., Hariyanto, Muhammad, Agus. "Learn and laugh". Cetakan pertama, 2018 Yogyakarta: Laksana, . Text.