TY  - BOOK
AU  - Ager,D.V.
TI  - Principles of paleoecology: an introduction to the study of how and where animals and plants lived in the past. 
T2  - International series in the earth sciences
U1  - 560 21
PY  - 1963///
CY  - New York
PB  - McGraw-Hill
KW  - Paleoecology
N1  - Includes index; Includes bibliographical references and index
ER  -