Gaya APA
Pujiastuti, N.
(2017).
Kring! Kring!
(
cet. 1)
.
Bandung:
Yayasan Litara.
Gaya MLA
Pujiastuti, Nurhayati.
"Kring! Kring!".
cet. 1
Bandung:
Yayasan Litara,
2017.
Buku Teks.