Experimental Psychology: William Feng T's contribution to the theory of sensory perception, the principles of physiological psychology and the psychological outline.
Behaviorism: John Watson's psychology in the minds of behaviorists, behavior: an introduction to comparative psychology, and behaviorism.
Psychoanalysis: Freud's dream interpretation, three papers on sexuality, psychopathology of daily life, ego and Oedipus.
Humanism: abraham maslow's theory on human motivation, personality problems and personality development, religion, value and peak experience.