Science and Government. By Snow C. P.. (Cambridge, Mass.: Harvard University Press, 1961. Pp. 88. $2.50.)Science and Public Administration. By McCamy James L.. (University, Ala.: University of Alabama Press, 1960. Pp. viii, 218. $3.50.)Scientists in Government. By Lindveit Earl W.. (Washington: Public Affairs Press, 1960. Pp. viii, 84. $3.25.)