TY  - BOOK
AU  - Deublein D.
TI  - Biogass for Waste and Renewable Resources : an Inrtoduction 2nd Edition
U1  - 333.794 DEU 
PY  - 2011///
CY  - Weinheim
PB  - Wiley-VCH Verlag GmbH & Co.
ER  -