AGGARWAL HEMCHANDRA. (1992). EXECUTIVE DIRECTORY: ENGINEERING INDUSTRIES. AGGARWAL PUBLICATIONS.
芝加哥风格引文AGGARWAL HEMCHANDRA. EXECUTIVE DIRECTORY: ENGINEERING INDUSTRIES. MUMBAI: AGGARWAL PUBLICATIONS, 1992.
MLA引文AGGARWAL HEMCHANDRA. EXECUTIVE DIRECTORY: ENGINEERING INDUSTRIES. AGGARWAL PUBLICATIONS, 1992.
警告：这些引文格式不一定是100％准确.