APA

Maddala G. S., Chern W. S. & Gill G. S. (1978). Econometric studies in energy demand and supply. New York [u.a.]: Praeger.

Chicago

Maddala Gangadharrao S, Chern Wen S and Gill Gurmukh Singh. 1978. Econometric studies in energy demand and supply. New York [u.a.]: Praeger.

Harvard

Maddala G. S., Chern W. S. and Gill G. S. (1978). Econometric studies in energy demand and supply. New York [u.a.]: Praeger.

MLA

Maddala Gangadharrao S, Chern Wen S and Gill Gurmukh Singh. Econometric studies in energy demand and supply. New York [u.a.]: Praeger. 1978.