TY  - BOOK
AU  - Wright,Albert Hazen
AU  - Wright, Anna Allen 
TI  - Handbook of frogs and toads of the United States and Canada / 
T2  - Comstock classic handbooks
SN  - 0801482321
AV  - QL668 .E2 W7 1949 
U1  - 597.8 19
PY  - 1949///
CY  - Ithaca, N.Y.
PB  - Comstock
KW  - AMPHIBIA
KW  - ANURA
KW  - CANADA;ESTADOS UNIDOS
ER  -