Gaya APA
Shobri, A, F., Umar, A.
(2017).
Bocah-Bocah dan Katak
.
Yogyakarta:
Pustaka Insan Madani.
Gaya MLA
Shobri, Abd, Fattah., Umar, Ali.
"Bocah-Bocah dan Katak".
Yogyakarta:
Pustaka Insan Madani,
2017.
Text.