Pears, P. (2009). The Garden Organic guide to making compost: Recycling household and garden waste. Search Press in association with Garden Organic.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pears, Pauline. The Garden Organic Guide to Making Compost: Recycling Household and Garden Waste. Tunbridge Wells, Kent [England]: Search Press in association with Garden Organic, 2009.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Pears, Pauline. The Garden Organic Guide to Making Compost: Recycling Household and Garden Waste. Search Press in association with Garden Organic, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.