Gaya APA
Harlin, M, N, &, S.
(2003).
Play & Learn : Colour And Shape
(
Cet. 1)
.
Jakarta:
Penerbit Erlangga.
Gaya MLA
Harlin, Mary, Novick, &, Sybel.
"Play & Learn : Colour And Shape".
Cet. 1
Jakarta:
Penerbit Erlangga,
2003.
Text.