APA (7th ed.) Citation

Allen, R. (2008). Things to do now that you're 50. MQ Publications.

Chicago Style (17th ed.) Citation

Allen, Robert. Things to Do now that You're 50. London: MQ Publications, 2008.

MLA (9th ed.) Citation

Allen, Robert. Things to Do now that You're 50. MQ Publications, 2008.

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