Beardshaw, J. (2001). Economics: A student's guide (Fifth edition.). FT Prentice Hall.
Cita Chicago Style (17a ed.)Beardshaw, John. Economics: A Student's Guide. Fifth edition. Harlow, England: FT Prentice Hall, 2001.
Cita MLA (8a ed.)Beardshaw, John. Economics: A Student's Guide. Fifth edition. FT Prentice Hall, 2001.
Precaución: Estas citas no son 100% exactas.