Cita APA (7a ed.)
Levin, P. (2007). Skilful time management! Open University Press.
Cita Chicago Style (17a ed.)
Levin, Peter. Skilful Time Management! Maidenhead, England ; New York: Open University Press, 2007.
Cita MLA (9a ed.)
Levin, Peter. Skilful Time Management! Open University Press, 2007.
Precaución: Estas citas no son 100% exactas.