Martin, D. M. (2007). Company director's desktop guide (6th ed.). Thorogood.
Cita Chicago Style (17a ed.)Martin, David M. Company Director's Desktop Guide. 6th ed. London: Thorogood, 2007.
Cita MLA (9a ed.)Martin, David M. Company Director's Desktop Guide. 6th ed. Thorogood, 2007.
Precaución: Estas citas no son 100% exactas.