"john meynell, peter . "
methane:planning a digester: / peter.. john meynell - 2 ed. - uk : prism 1982. - ", 163p.; 22 cm."
includes bibliography
0 907061 141 hard cover
TP762 / .M25 1978
methane:planning a digester: / peter.. john meynell - 2 ed. - uk : prism 1982. - ", 163p.; 22 cm."
includes bibliography
0 907061 141 hard cover
TP762 / .M25 1978