CORDES, C.
(1984) "Findings debunk aggression as evolutionary inheritance."APA Monitor (November): 17.
2.
HUGHES, G.
(1983) "Intercultural education in elementary and secondary schools," pp. 21-54 in D. Landis & R. Brislin (Eds.) Handbook of Intercultural Training, Vol. III, Area Studies in Intercultural Training. New York: Pergamon.
3.
HUXLEY, F.
(1956) Affable savages: An Anthropologist Among the Urubu Indians of Brazil. London: Hart-Davis.
4.
TRIANDIS, H.
(1972)The Analysis of Subjective Culture. New York: Wiley-Interscience.
5.
WARREN, D. M.
(1873) An Elementary Treatise on Physical Geography. Philadelphia: Cowperthwait.