Dutta, Soma ... [et al.]
Biogas : the Indian NGO experience - New Delhi Tata Energy Research Institute 1997 - xv, 128p. : tables, graphs, 1 map
8185419302
BIOGAS
BIOGAS-India
ENERGY RESOURCES
662.767.2(540):620.95 / B5
Biogas : the Indian NGO experience - New Delhi Tata Energy Research Institute 1997 - xv, 128p. : tables, graphs, 1 map
8185419302
BIOGAS
BIOGAS-India
ENERGY RESOURCES
662.767.2(540):620.95 / B5