Rathnaswamy, P. (1998). International environment management. Manas.
Chicagoスタイル(17版)引用形式Rathnaswamy, P. International Environment Management. New delhi: Manas, 1998.
MLA(9版)引用形式Rathnaswamy, P. International Environment Management. Manas, 1998.
警告: この引用は必ずしも正確ではありません.