Biogas handBook:
Mazumdar, A.
Biogas handBook: - Pilot ed. - Paris : General Information Programme and UNISIST, United Nations Educational, Scientific and Cultural Organization, [1982] - 133 p. : ill. ;
"PGI-82/WS/19, Paris, December 1982."
Biogas.
665.776 MAZ
Biogas handBook: - Pilot ed. - Paris : General Information Programme and UNISIST, United Nations Educational, Scientific and Cultural Organization, [1982] - 133 p. : ill. ;
"PGI-82/WS/19, Paris, December 1982."
Biogas.
665.776 MAZ
