Cita APA (7th ed.)

Griffn, J. M. (1980). Energy economics and policy (1 st. ed.). Academic.

Cita Chicago (17th ed.)

Griffn, James M. Energy Economics and Policy. 1 st. ed. New York: Academic, 1980.

Cita MLA (9th ed.)

Griffn, James M. Energy Economics and Policy. 1 st. ed. Academic, 1980.