Sudan, Falendra K. Encyclopaedia of environment and development - New Delhi Serials Publications 2009 - 4v. ; V.4 - xvi, 1151p. ; V. 3 - xiv, 872p. ; V.2 - xvi, 648p. ISBN: RS 6500.00, (Set of 4 vol.) Source: RS 6500.00, (Set of 4 vol.) Dewey Class. No.: 304.203 SUD