Twidell, John. Renewable energy resources / John Twidell and Anthony Weir. - 2nd ed. - London ; New York : New York : Taylor & Francis, 2006. - xvi, 601 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 0419253203 (hardback) 0419253300 (pbk.) LCCN: 2005-015300 Subjects--Topical Terms: Renewable energy sources.-------- Dewey Class. No.: 621.042