TY - BOOK AU - Palmer Joy A. TI - Environmental education in the 21st century: theory, practice, progress and promise SN - 9781138370890 (pbk.) AV - GE70 .P33 1998 U1 - 363.70071 PY - 1998/// CY - London, New York PB - Routledge KW - Environmental education KW - Environmental sciences N1 - Includes bibliographical references and index ER -