Downing, D. L. (1996). A complete course in canning and related processes (13th ed.). Timonium, MD.: CTI Publications.
Παραπομπή Chicago StyleDowning, Donald L. A Complete Course in Canning and Related Processes. 13th ed. Timonium, MD.: CTI Publications, 1996.
Παραπομπή MLADowning, Donald L. A Complete Course in Canning and Related Processes. 13th ed. Timonium, MD.: CTI Publications, 1996.
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