APA
Mcclellan، Dina, . (1999). Who needs atree?. New York: scholastic inc.
Chicago
Mcclellan، Dina, . 1999. Who needs atree?. New York: scholastic inc.
Harvard
Mcclellan، Dina, . (1999). Who needs atree?. New York: scholastic inc.
MLA
Mcclellan، Dina, . Who needs atree?. New York: scholastic inc. 1999.