AGGARWAL HEMCHANDRA. (1992). EXECUTIVE DIRECTORY: ENGINEERING INDUSTRIES. AGGARWAL PUBLICATIONS.
Dyfyniad Arddull ChicagoAGGARWAL HEMCHANDRA. EXECUTIVE DIRECTORY: ENGINEERING INDUSTRIES. MUMBAI: AGGARWAL PUBLICATIONS, 1992.
Dyfyniad MLAAGGARWAL HEMCHANDRA. EXECUTIVE DIRECTORY: ENGINEERING INDUSTRIES. AGGARWAL PUBLICATIONS, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.