Excerpt of Childe, G., 1967: The dawn of european civilization, New York (Alfred A. Knopf) 1967.
(1967)
Excerpt of Manuel, F. E. (Ed.), 1966: Utopias and Utopian Thought, Boston (Beacon Press) 1966.
(1966)
Excerpt of Morgan, C. T., 1965: Physiological psychology, New York (McGraw-Hill Book Company) 1965.
(1965)