TY  - BOOK
AU  - Botkin,Daniel B.
AU  - Keller,Edward A.
TI  - Environmental science: international student vesion 
SN  - 9788126534142
U1  - 363.7 21
PY  - 2012/// [reprinted 2020]
CY  - New Delhi
PB  - Wiley
KW  - Environmental sciences
KW  - Case studies
KW  - Human ecology
KW  - Biodiversity
KW  - Sustainable development
N1  - Includes bibliographical references and index
ER  -