American Horticultural Society. (2025). Essential guide to organic vegetable gardening: Techniques and know-how for planning, planting, and tending a home vegetable garden organically. Cool Springs Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)American Horticultural Society. Essential Guide to Organic Vegetable Gardening: Techniques and Know-how for Planning, Planting, and Tending a Home Vegetable Garden Organically. Beverly, MA: Cool Springs Press, 2025.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)American Horticultural Society. Essential Guide to Organic Vegetable Gardening: Techniques and Know-how for Planning, Planting, and Tending a Home Vegetable Garden Organically. Cool Springs Press, 2025.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.