TY  - BOOK
AU  - Ager,Derek V.
TI  - Principles of paleoecology: an introduction to the study of how and where animals and plants lived in the past 
PY  - 1963///
CY  - New York
PB  - McGraw-Hill
KW  - Paleoecology
N1  - Includes index; Bibliography: p. 319 - 345
ER  -