National productivity council. (1964). Food preservation and canning industry. National Producctivity Council.
استشهاد بنمط شيكاغوNational productivity council. Food Preservation and Canning Industry. New Delhi: National Producctivity Council, 1964.
MLA استشهادNational productivity council. Food Preservation and Canning Industry. National Producctivity Council, 1964.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.