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.