SURESH GOURI. (2007). ENVIRONMENTAL STUDIES AND ETHICS. I K INTERNATIONAL PVT LTD.
芝加哥风格引文SURESH GOURI. ENVIRONMENTAL STUDIES AND ETHICS. NEW DELHI: I K INTERNATIONAL PVT LTD, 2007.
MLA引文SURESH GOURI. ENVIRONMENTAL STUDIES AND ETHICS. I K INTERNATIONAL PVT LTD, 2007.
警告：这些引文格式不一定是100％准确.