Dyfyniad APA

GRIFFIN, J. M., & STEELE, H. B. (1986). Energy: Economic and policy. -- 2nd ed. Academic Press.

Dyfyniad Arddull Chicago

GRIFFIN, James M., and Henry B. STEELE. Energy: Economic and Policy. -- 2nd Ed. Orlando: Academic Press, 1986.

Dyfyniad MLA

GRIFFIN, James M., and Henry B. STEELE. Energy: Economic and Policy. -- 2nd Ed. Academic Press, 1986.

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