TY  - BOOK
AU  - Gregory, William King.
TI  - Evolution emerging; a survey of changing patterns from primeval life to man
U1  - 591.38 
PY  - 1957/// (c.1951)
CY  - New York
PB  - McMillan
KW  - EvoluciÃ³n
KW  - Filogenia
KW  - PaleontologÃ­a
ER  -