APA (7th ed.) Citation

James, E. L. (2012). Fifty shades trilogy. Vintage.

Chicago Style (17th ed.) Citation

James, E. L. Fifty Shades Trilogy. New York: Vintage, 2012.

MLA (9th ed.) Citation

James, E. L. Fifty Shades Trilogy. Vintage, 2012.

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