Kelsey, R. (2013). What's Stopping to you? Being More Confident. Wiley India Pvt. Ltd.
Citazione stile Chigago Style (17a edizione)Kelsey, Robert. What's Stopping to You? Being More Confident. New Delhi: Wiley India Pvt. Ltd, 2013.
Citatione MLA (9a ed.)Kelsey, Robert. What's Stopping to You? Being More Confident. Wiley India Pvt. Ltd, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.