TY  - BOOK
AU  - Kolbert, Elizabeth
TI  - The sixth extinction: An unnatural history
SN  - 9789385436024
U1  - 576.84  
PY  - 2015///
CY  - New Delhi
PB  - Bloomsbury
KW  - Mass extinctions, Extinction (Biology), Environmental Disasters, Nature-Effect of Human Beings on, Human Ecology
ER  -