APA (7th ed.) Citation

Souter, K. (2011). An aspirin a day: The wonder drug that could save your life. Michael O'Mara Books limited.

Chicago Style (17th ed.) Citation

Souter, Keith.Dr. An Aspirin a Day: The Wonder Drug That Could Save Your Life. Great Britain: Michael O'Mara Books limited, 2011.

MLA (9th ed.) Citation

Souter, Keith.Dr. An Aspirin a Day: The Wonder Drug That Could Save Your Life. Michael O'Mara Books limited, 2011.