Dyfyniad APA

(1984). Biomass for energy: Economic and policy issues. Paris: Organisation for Economic Co-operation and development.

Dyfyniad Arddull Chicago

Biomass for Energy: Economic and Policy Issues. Paris: Organisation for Economic Co-operation and development, 1984.

Dyfyniad MLA

Biomass for Energy: Economic and Policy Issues. Paris: Organisation for Economic Co-operation and development, 1984.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.