Gaya APA
Khadijah, ., Armanila, .
(2017).
Permasalahan Anak Usia Dini
(
Cet.1)
.
Medan:
Perdana Publishing.
Gaya MLA
Khadijah, ., Armanila, .
"Permasalahan Anak Usia Dini".
Cet.1
Medan:
Perdana Publishing,
2017.
Text.