TY  - BOOK
AU  - Wallace,George John
AU  - Mahan,Harold D.
TI  - An introduction to ornithology
SN  - 0024239801
AV  - QL673 .W3 1975
U1  - 598.2 
PY  - 1975///]
CY  - New York
PB  - Macmillan
KW  - Ornithology
KW  - Local
N1  - Bibliography: p. 490-528
ER  -