Gaya APA
COLLINS, J. (2013).
TWEET BOOK 9: WHY DO WE HAVE ARMS? (LEVEL 2) / TWEET BOOK 10: ME FIRST! (LEVEL 2) .
KOREA:
TUNTUN ENGLISH INC..
Gaya MLA
COLLINS, JUDY.
"TWEET BOOK 9: WHY DO WE HAVE ARMS? (LEVEL 2) / TWEET BOOK 10: ME FIRST! (LEVEL 2)".
KOREA:
TUNTUN ENGLISH INC.,
2013.
Text.