Dyfyniad APA

Maddala,G S, & Chern,Wen S. (1978). Econometric studies in energy demand and supply. Praeyer Publishers.

Dyfyniad Arddull Chicago

Maddala,G S, and Chern,Wen S. Econometric Studies in Energy Demand and Supply. New York: Praeyer Publishers, 1978.

Dyfyniad MLA

Maddala,G S, and Chern,Wen S. Econometric Studies in Energy Demand and Supply. Praeyer Publishers, 1978.

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