Ellis, J. (2017). One-week insomnia cure: Learn to solve your sleep problems. Vermilion.
Cita Chicago Style (17a ed.)Ellis, Jason. One-week Insomnia Cure: Learn to Solve Your Sleep Problems. London: Vermilion, 2017.
Cita MLA (8a ed.)Ellis, Jason. One-week Insomnia Cure: Learn to Solve Your Sleep Problems. Vermilion, 2017.
Precaución: Estas citas no son 100% exactas.