TY  - BOOK
AU  - Pough,F.Harvey
AU  - Heiser,John B
AU  - McFarland,William N
TI  - Vertebrate life
U1  -  597 
PY  - 1999///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Vertebrates
KW  - Vertebrates, Fossil
KW  - Evolution
N1  - Includes bibliographical references and index
ER  -