TY - BOOK AU - Agrawal,S.P. AU - Aggarawal,J.C.. TI - Environmental protection,education and development : a refference manual with detailed bibliography of source material / T2 - Concepts in communication, information & librarianship;72, SN - 8175280077 U1 - 363.7 PY - 1996/// CY - New Delhi : PB - New Concepts , KW - ENVIRONMENTAL EDUCATION N1 - NULL ER -