Napier, I., & Robbins, M. (1989). Forest seed and nursery practice in Nepal. Nepal-UK Forestry Research Project, Forestry Research Division, Dept. of Forestry and Plant Research.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Napier, Ian, و Marcus Robbins. Forest Seed and Nursery Practice in Nepal. Kathmandu: Nepal-UK Forestry Research Project, Forestry Research Division, Dept. of Forestry and Plant Research, 1989.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Napier, Ian, و Marcus Robbins. Forest Seed and Nursery Practice in Nepal. Nepal-UK Forestry Research Project, Forestry Research Division, Dept. of Forestry and Plant Research, 1989.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.