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Google圖書搜尋
Stomach Contents of Diving and Dabbling Ducks During Fall Migration in the St. Lawrence River, Quebec, Canada
Magella Guillemette
出版
Wildfowl & Wetlands Trust
, 1994
URL
http://books.google.com.hk/books?id=3jpitAEACAAJ&hl=&source=gbs_api