APA Style

Roy, Ron. (1999). The Empty Envelope . New York: Scholastic.

Chicago Style

Roy, Ron. The Empty Envelope. New York: Scholastic, 1999. Printed Book.

MLA Style

Roy, Ron. The Empty Envelope. New York: Scholastic, 1999. Printed Book.

Turabian Style

Roy, Ron. The Empty Envelope. New York: Scholastic, 1999. Printed Book.