Gerhards, P. (1990). How to sell what you make: The business of marketing crafts. Stackpole Books.
Citazione stile Chigago Style (17a edizione)Gerhards, Paul. How to Sell What You Make: The Business of Marketing Crafts. Harrisburg, Pa: Stackpole Books, 1990.
Citatione MLA (9a ed.)Gerhards, Paul. How to Sell What You Make: The Business of Marketing Crafts. Stackpole Books, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.