APA Citation

Keller, H. R. (1942). The reader's digest of books. New York: The Macmillan.

Chicago Style Citation

Keller, Helen Rex. The Reader's Digest of Books. New York: The Macmillan, 1942.

MLA Citation

Keller, Helen Rex. The Reader's Digest of Books. New York: The Macmillan, 1942.

Warning: These citations may not always be 100% accurate.