APA (7th ed.) Citation

(2004). Reader's Digest word power builder: Improve your English as you build your vocabulary. The Reader's Digest Association Far East Limited.

Chicago Style (17th ed.) Citation

Reader's Digest Word Power Builder: Improve Your English as You Build Your Vocabulary. Hong Kong: The Reader's Digest Association Far East Limited, 2004.

MLA (8th ed.) Citation

Reader's Digest Word Power Builder: Improve Your English as You Build Your Vocabulary. The Reader's Digest Association Far East Limited, 2004.