Style de citation APA (7e éd.)

Duncan, L. (2012). Double your business: How to break through the barriers to higher growth, turnover, and profit. Pearson.

Style de citation Chicago (17e éd.)

Duncan, Lee. Double Your Business: How to Break Through the Barriers to Higher Growth, Turnover, and Profit. Harlow, England ; New York: Pearson, 2012.

Style de citation MLA (8e éd.)

Duncan, Lee. Double Your Business: How to Break Through the Barriers to Higher Growth, Turnover, and Profit. Pearson, 2012.