APA (7th ed.) Citation

Sharp, I. (2012). Four Seasons: The story of a business philosophy. Portfolio/Penguin.

Chicago Style (17th ed.) Citation

Sharp, Isadore. Four Seasons: The Story of a Business Philosophy. New York: Portfolio/Penguin, 2012.

MLA (9th ed.) Citation

Sharp, Isadore. Four Seasons: The Story of a Business Philosophy. Portfolio/Penguin, 2012.

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