Cohen, W. A. (1981). How to sell to the government: A step-by-step guide to success. John Wiley and Sons.
Cita Chicago Style (17a ed.)Cohen, William A. How to Sell to the Government: A Step-by-step Guide to Success. John Wiley and Sons, 1981.
Cita MLA (9a ed.)Cohen, William A. How to Sell to the Government: A Step-by-step Guide to Success. John Wiley and Sons, 1981.
Precaución: Estas citas no son 100% exactas.