Science fair project index, 1960-1972

Science fair project index, 1960-1972

書目詳細資料
企業作者: Akron Summit County Public Library. Science and Technology Division
格式: 圖書
語言:English
出版: Metuchen, N.J. Scarecrow Press, Inc. 1975.
主題:
Science > Experiments > Indexes.
Science > Exhibitions.