Crucible II Group, Dag Hammarskjöld Foundation, International Development Research Centre (Canada), & International Plant Genetic Resources Institute. (2000). Seeding solutions. International Development Research Centre ; International Plant Genetic Resources Institute ; Dag Hammarskjöld Foundation.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Crucible II Group, Dag Hammarskjöld Foundation, International Development Research Centre (Canada), و International Plant Genetic Resources Institute. Seeding Solutions. Ottawa : Rome, Italy : Uppsala, Sweden: International Development Research Centre ; International Plant Genetic Resources Institute ; Dag Hammarskjöld Foundation, 2000.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Crucible II Group, et al. Seeding Solutions. International Development Research Centre ; International Plant Genetic Resources Institute ; Dag Hammarskjöld Foundation, 2000.