Renewable sources of energy and the environment / ed. by Essam El-Hinnawi & Asit K. Biswas - Dublin : Tycooly International Publishing , 1981 - xiv, 219 p. : ill. ; 29 cm. - Natural resources and the environment . Includes bibliographical references and index. Subjects--Topical Terms: Natural resourcesEnergyEnvironmentSolar energy Dewey Class. No.: 333.9 / ELH-2