Toyama, K. (2005). Challenges of sustainability. Asian Development Bank Institute.
Chicagoスタイル(17版)引用形式Toyama, Kentaro. Challenges of Sustainability. Tokyo, Japan: Asian Development Bank Institute, 2005.
MLA(9版)引用形式Toyama, Kentaro. Challenges of Sustainability. Asian Development Bank Institute, 2005.
警告: この引用は必ずしも正確ではありません.