Bente, P. F. (1984). International bio-energy directory and handbook 1984. The Bio-Energy Council.
Chicago-čujuhus (17. p.)Bente, Paul F. International Bio-energy Directory and Handbook 1984. Washington: The Bio-Energy Council, 1984.
MLA-čujuhus (9. p.)Bente, Paul F. International Bio-energy Directory and Handbook 1984. The Bio-Energy Council, 1984.
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