登入選單
返回Google圖書搜尋
Methodological Aspects of Statistics on Research and Development Costs, and Manpower
National Science Foundation (U.S.). Office of Special Studies
出版National Science Foundation, 1959
URLhttp://books.google.com.hk/books?id=0OW6OmjwnvQC&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN