TY  - BOOK
AU  - Colbert, Edwin Harris.
TI  - Evolution of the vertebrates; a history of the backboned animals through time. - 2-nd edition
SN  - 471-16466-6
PY  - 1969///
CY  - New York 
PB  - John Wiley
N1  - Бібліогр. : с. [487]-496
ER  -