Underwriters Laboratories, & Underwriters Laboratories. (1987). Standard for commercial electric cooking appliances: UL 197 (7. edition.). Illinois: Ul.
Chicago Style CitationUnderwriters Laboratories, and Underwriters Laboratories. Standard for Commercial Electric Cooking Appliances: UL 197. 7. edition. Illinois: Ul, 1987.
MLA CitationUnderwriters Laboratories, and Underwriters Laboratories. Standard for Commercial Electric Cooking Appliances: UL 197. 7. edition. Illinois: Ul, 1987.
Warning: These citations may not always be 100% accurate.