APA (7th ed.) Citation

Yepsen Jr, R. (1987). How to boost your brain power. Universal.

Chicago Style (17th ed.) Citation

Yepsen Jr, Roger. How to Boost Your Brain Power. New Delhi: Universal, 1987.

MLA (9th ed.) Citation

Yepsen Jr, Roger. How to Boost Your Brain Power. Universal, 1987.

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