Agarwal KC. (2001). Fundamentals of environmental biology. Nidhi.
Chicagoスタイル(17版)引用形式Agarwal KC. Fundamentals of Environmental Biology. Bikaner: Nidhi, 2001.
MLA(9版)引用形式Agarwal KC. Fundamentals of Environmental Biology. Nidhi, 2001.
警告: この引用は必ずしも正確ではありません.