Cita APA (7a ed.)

Clay, D., & Shanahan, J. F. (2011). Nutrient management for energy efficiency. CRC Press.

Cita Chicago Style (17a ed.)

Clay, David, y John Francis Shanahan. Nutrient Management for Energy Efficiency. Boca Raton, FL: CRC Press, 2011.

Cita MLA (9a ed.)

Clay, David, y John Francis Shanahan. Nutrient Management for Energy Efficiency. CRC Press, 2011.