Cita APA (7a ed.)

Beggs, C. (2009). Energy: Management, supply and conservation (2da. ed.). Elsevier.

Cita Chicago Style (17a ed.)

Beggs, Clive. Energy: Management, Supply and Conservation. 2da. ed. Massachusetts: Elsevier, 2009.

Cita MLA (8a ed.)

Beggs, Clive. Energy: Management, Supply and Conservation. 2da. ed. Elsevier, 2009.