Book Reviews : THE SOCIAL BASIS OF SCIENTIFIC DISCOVERIES, by Augustine Brannigan. Cambridge, Cambridge University Press, 1981. 212 pp. $14.95 (paper) THE SOCIAL CONSTRUCTION OF SCIENCE: A COMPARATIVE STUDY OF GOAL DIRECTION, RESEARCH EVOLUTION AND LEGITIMATION, by Tom Jagtenberg. Dortrecht/Boston/London, D. Reidel, 1983. 237 pp. $48.00