APA (7th ed.) Citation

Smith, D. (2003). Free liunch: Easily digestable economics, served on plate.

Chicago Style (17th ed.) Citation

Smith, David. Free Liunch: Easily Digestable Economics, Served on Plate. London, 2003.

MLA (9th ed.) Citation

Smith, David. Free Liunch: Easily Digestable Economics, Served on Plate. 2003.

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