Gaya APA
Susanti, E., Endayani, H.
(2018).
Konsep Dasar IPS
.
Medan:
CV Widya Puspita.
Gaya MLA
Susanti, Eka., Endayani, Henni.
"Konsep Dasar IPS".
Medan:
CV Widya Puspita,
2018.
E-Book.