Pullen, Tim Anaerobic digestion-making biogas-making energy : the Earthscan expert guide / Tim Pullen ; series editor Frank Jackson - Milton Park, Abingdon : Routledge, 2015 - ix, 189 p. : col. ill. ; 25 cm. - Earthscan expert series . - Earthscan expert . Includes bibliographical references and index ISBN: 9780415713481 (hbk.) Subjects--Topical Terms: Biodegradation, EnvironmentalRefuse Disposal--methodsBacteria, Anaerobic--metabolismEnergy-Generating ResourcesGreen Chemistry Technology--economics