APA (7th ed.) Citation

Reader's Digest Association. (1990). How is it done? Reader's Digest.

Chicago Style (17th ed.) Citation

Reader's Digest Association. How Is It Done? London: Reader's Digest, 1990.

MLA (8th ed.) Citation

Reader's Digest Association. How Is It Done? Reader's Digest, 1990.

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