Lopez Virgil, M. L., & Ruiz Real, J. L. (2015). Biomass energy. Olive stone.
Cita Chicago (17th ed.)Lopez Virgil, María Luisa, i José Luis Ruiz Real. Biomass Energy. Olive Stone. 2015.
Cita MLA (8th ed.)Lopez Virgil, María Luisa, i José Luis Ruiz Real. Biomass Energy. Olive Stone. 2015.
Atenció: Aquestes cites poden no estar 100% correctes.