Hinrichs, R. A. (1996). Energy: Its use and the environment. Orlando, Florida: Harcourt Brace College.
Dyfyniad Arddull ChicagoHinrichs, Roger A. Energy: Its Use and the Environment. Orlando, Florida: Harcourt Brace College, 1996.
Dyfyniad MLAHinrichs, Roger A. Energy: Its Use and the Environment. Orlando, Florida: Harcourt Brace College, 1996.
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