APA (7th ed.) Citation

Gross, A. (2007). The blue zone. Harper Collins Publishers.

Chicago Style (17th ed.) Citation

Gross, Andrew. The Blue Zone. Hammersmith, London: Harper Collins Publishers, 2007.

MLA (9th ed.) Citation

Gross, Andrew. The Blue Zone. Harper Collins Publishers, 2007.

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