Holland, John L. (Nombre personal)

His Some explorations of theory of vocational choice, 1962-

Info. converted from 678, 2012-10-02 (b. 10/21/19)

Wikipedia, Apr. 23, 2015 (John Lewis Holland; b. October 21, 1919, Omaha, Neb., d. November 27, 2008, Baltimore, Md.; Professor Emeritus of Sociology at Johns Hopkins University and an American psychologist; best known as the creator of the career development model, Holland Occupational Themes (Holland Codes)) http://en.wikipedia.org/wiki/John_L._Holland