Bigelow, W. D., Smith, H. R., & Greenleaf, C. A. (1941). Tomato products: Pulp, paste, catsup, and chili sauce ([3rd ed.], rev.). National Canners Association, Research Laboratory.
Chicago-referens (17:e uppl.)Bigelow, W. D., H. R. Smith, och C. A. Greenleaf. Tomato Products: Pulp, Paste, Catsup, and Chili Sauce. [3rd ed.], rev. Washington, D.C.: National Canners Association, Research Laboratory, 1941.
MLA-referens (8:e uppl.)Bigelow, W. D., et al. Tomato Products: Pulp, Paste, Catsup, and Chili Sauce. [3rd ed.], rev. National Canners Association, Research Laboratory, 1941.
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