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

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

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