其他書名 | (Iowa State Conservation Commission, Iowa State College, U.S. Fish and Wildlife, Dept. of Interior, and the Wildlife Management Institute Cooperating). |
出版 | Department of Zoology and Entomology, Iowa State College, 1957 |
URL | http://books.google.com.hk/books?id=wleqcXmyf-4C&hl=&source=gbs_api |