TY  - BOOK
AU  - Grant,P.J.
TI  - Gulls, a guide to identification
SN  - 0931130085
AV  - QL696.C46 G73 1982
U1  - 598/.338 19
PY  - 1982///
CY  - Vermillion, S.D.
PB  - Buteo Books
KW  - Gulls
KW  - Identification
KW  - Birds
N1  - Includes index; "Based largely on material which first appeared in the journal British birds, vols 71-74, 1978-81"--T.p. verso; Bibliography: p. 149
ER  -