na INLIS000000000000388 20221023090413 0010-1022000129 ta 221023 0 eng 978-981-15-4940-3 631.8 631.8 DEN b Deng Biogas Technology / Liangwei Deng, Yi Liu, Wenguo Wang Cet. I Singapore : Springer Nature Singapore, 2020 xv, 363p. : ilus. Biogas Liu Wang Deng Yi Liu Wang 00103/102022/H/EB/BBPPBATU