APA Style

READER'S DIGEST. (2006). : Wiley.

Chicago Style

READER'S DIGEST. 2006. : Wiley, 2006. textbook.

MLA Style

READER'S DIGEST. 2006. : Wiley, 2006. textbook.

Turabian Style

READER'S DIGEST. : Wiley, 2006. textbook.