1. An assessment of vocational maturity of lower-class Caucasians, lower-class Negroes and middle-class Caucasians in grades eight through twelve;Ansell,1970
2. Vocational development of rural disadvantaged eighth grade boys;Asbury;Vocational Guidance Quarterly,1968
3. Vocational Development Inventory;Crites,1966
4. Attitude Scale;Crites,1973
5. Competence Test Form A-1;Crites,1973