Broad, C. D. lectures on psychical research : incorporating the Perrott lectures given in Cambridge University in 1959 and 1960 / C. D. Broad. - London : Routledge, c 1962. - xi, 450 p. ; 22 cm. Includes index. 340 340 Subjects--Topical Terms: Parapsychology--Methodology.-- Research Dewey Class. No.: 133 / B78l