Gaya APA
Wolf, A, D.
(1989).
Child Size Masterpieces For Steps 4
.
Hoboken, NJ:
PT. Mandiri Jaya Abadi.
Gaya MLA
Wolf, Aline, D..
"Child Size Masterpieces For Steps 4".
Hoboken, NJ:
PT. Mandiri Jaya Abadi,
1989.
Text.