-, KLASS, D. [., & EMERT, G. H. [. (1981). Fuels from biomass and wastes. Ann Arbor Science.
Cita Chicago (17th ed.)-, Donald [Ed.] KLASS, i George H. [Ed.] EMERT. Fuels from Biomass and Wastes. Michigan: Ann Arbor Science, 1981.
Cita MLA (9th ed.)-, et al. Fuels from Biomass and Wastes. Ann Arbor Science, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.