共 39 条
[12]
HANN H, 1941, WILSON B, V59, P173
[13]
HANN HW, 1937, WILSON B, V49, P145
[14]
Harrison C., 1975, FIELD GUIDE NESTS EG
[15]
Harrison H.H, 1979, FIELD GUIDE W BIRDS
[16]
HOFSLUND P. B., 1957, AUK, V74, P42
[17]
HOWELL AH, 1914, AUK, V31, P250
[18]
HOY GUNNAR, 1964, AUK, V81, P186
[19]
Lack D., 1968, pvii
[20]
Mayfield HF, 1960, CRANBROOK I SCI B