Gehring, A. R. (2012). The ultimate self-sufficiency handbook: A complete guide to baking, crafts, gardening, preserving your harvest, raising animals, and more. Skyhorse Publishing.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Gehring, Abigail R. The Ultimate Self-sufficiency Handbook: A Complete Guide to Baking, Crafts, Gardening, Preserving Your Harvest, Raising Animals, and More. New York: Skyhorse Publishing, 2012.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Gehring, Abigail R. The Ultimate Self-sufficiency Handbook: A Complete Guide to Baking, Crafts, Gardening, Preserving Your Harvest, Raising Animals, and More. Skyhorse Publishing, 2012.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.