RAY SUNIL. (1997). NATURAL RESOURCES ORGANIZATION AND TECHNOLOGY LINKAGES. RAWAT PUBLICATIONS.
芝加哥风格引文RAY SUNIL. NATURAL RESOURCES ORGANIZATION AND TECHNOLOGY LINKAGES. JAIPUR: RAWAT PUBLICATIONS, 1997.
MLA引文RAY SUNIL. NATURAL RESOURCES ORGANIZATION AND TECHNOLOGY LINKAGES. RAWAT PUBLICATIONS, 1997.
警告：这些引文格式不一定是100％准确.