APA (7th ed.) Citation

Buzan. (2007). Age-proof your brain: Sharpen your memory in 7 days. HarperThorsons.

Chicago Style (17th ed.) Citation

Buzan. Age-proof Your Brain: Sharpen Your Memory in 7 Days. London: HarperThorsons, 2007.

MLA (8th ed.) Citation

Buzan. Age-proof Your Brain: Sharpen Your Memory in 7 Days. HarperThorsons, 2007.

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