The Structure of Human Personality

Bernard Notcutt, R. W. Pickford, H.J. Eysenck

Psychological Factors of Peace and War

E. F. M. Durbin, L. F. Richardson, Hilde Himmelweit, J. C. Flugel, R. W. Pickford, H. V. Dicks, Madeline Kerr, Gordon W. Allport, T. H. Pear, John Bowlby, H.J. Eysenck, J. Cohen

Social Psychology

R. W. Pickford, W. J. H. Sprott

The Scientific Study of Personality

R. W. Pickford, H.J. Eysenck

Psychometric Methods

J. P. Guilford, R. W. Pickford

Sociometry, Experimental Method and the Science of Society

R. W. Pickford, Z. Barbu, J. L. Moreno