Gaya APA
THOMAS, F., COLLINS, R. (2006).
Little monster's book of numbers: monster kecil belajar berhitung .
Jakarta:
Wortel Books.
Gaya MLA
THOMAS, Frances., COLLINS, Ross.
"Little monster's book of numbers: monster kecil belajar berhitung".
Jakarta:
Wortel Books,
2006.
Text.