Harish Kuamar. (2002). Encyclopaedia of energy resources and their management. Ivy.
Dyfyniad Arddull ChicagoHarish Kuamar. Encyclopaedia of Energy Resources and Their Management. Delhi: Ivy, 2002.
Dyfyniad MLAHarish Kuamar. Encyclopaedia of Energy Resources and Their Management. Ivy, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.