Dua, R. (1970). A textbook of advanced eco. theory. Loyal Bk. Depot.
Chicagoスタイル(17版)引用形式Dua, R. A Textbook of Advanced Eco. Theory. Meerut: Loyal Bk. Depot, 1970.
MLA(9版)引用形式Dua, R. A Textbook of Advanced Eco. Theory. Loyal Bk. Depot, 1970.
警告: この引用は必ずしも正確ではありません.