Butler, G., & Hope, T. (2007). Managing your mind: The mental fitness guide (Second edition.). Oxford University Press.
Cita Chicago Style (17a ed.)Butler, Gillian, y Tony Hope. Managing Your Mind: The Mental Fitness Guide. Second edition. Oxford, [England]: Oxford University Press, 2007.
Cita MLA (9a ed.)Butler, Gillian, y Tony Hope. Managing Your Mind: The Mental Fitness Guide. Second edition. Oxford University Press, 2007.
Precaución: Estas citas no son 100% exactas.