Adair, J. (2003). Concise Time Management & Personal Development. Thorogood Publishing Ltd.
Cita Chicago Style (17a ed.)Adair, John. Concise Time Management & Personal Development. Thorogood Publishing Ltd, 2003.
Cita MLA (9a ed.)Adair, John. Concise Time Management & Personal Development. Thorogood Publishing Ltd, 2003.
Precaución: Estas citas no son 100% exactas.