Wolfe, J., & Murphy, M. (2015). Thinner in 30: Small changes that add up to big weight loss in just 30 days (First edition.). Grand Central Life & Style.
Cita Chicago Style (17a ed.)Wolfe, Jenna, y Myatt Murphy. Thinner in 30: Small Changes That Add Up to Big Weight Loss in Just 30 Days. First edition. New York: Grand Central Life & Style, 2015.
Cita MLA (8a ed.)Wolfe, Jenna, y Myatt Murphy. Thinner in 30: Small Changes That Add Up to Big Weight Loss in Just 30 Days. First edition. Grand Central Life & Style, 2015.
Precaución: Estas citas no son 100% exactas.