GB Singh. (1997). Potential application of agroforestry systems from Indian subcontinent to the analogous ecozones of Africa. Indian council of agricultural research.
シカゴスタイル引用形GB Singh. Potential Application of Agroforestry Systems from Indian Subcontinent to the Analogous Ecozones of Africa. New Delhi: Indian council of agricultural research, 1997.
MLA引用形式GB Singh. Potential Application of Agroforestry Systems from Indian Subcontinent to the Analogous Ecozones of Africa. Indian council of agricultural research, 1997.
警告: この引用は必ずしも正確ではありません.