Ehrnstrom, C., & Brosse, A. L. (2016). End the insomnia struggle: A step-by-step guide to help you get to sleep and stay asleep. New Harbinger Publications, Inc..
Cita Chicago Style (17a ed.)Ehrnstrom, Colleen, y Alisha L. Brosse. End the Insomnia Struggle: A Step-by-step Guide to Help You Get to Sleep and Stay Asleep. Oakland, CA: New Harbinger Publications, Inc., 2016.
Cita MLA (8a ed.)Ehrnstrom, Colleen, y Alisha L. Brosse. End the Insomnia Struggle: A Step-by-step Guide to Help You Get to Sleep and Stay Asleep. New Harbinger Publications, Inc., 2016.
Precaución: Estas citas no son 100% exactas.