00613nam a22002057a 4500 OSt 250516b |||||||| |||| 00| 0 eng d 630.715 S48D Singh, Satyendra Narain. Differential Attitudes of Users and Non-Users of Biogas Technology in Respect of Janata and KVIC Models in North Bihar / by Satyendra Narayan Singh .- Pusa, Samastipur : RAU , 1987 126p. M. Sc. Extension Education Biogas North Bihar Thesis M. Sc. ddc T 47995 47995 0 0 ddc 0 0 RAU RAU 2025-05-16 0 630.715 S48D 39346 2025-05-16 0000-00-00 T Gift