Shirts, R. G. (1980). Career Simulation for sixth grade pupils ((Reprod. d. Ausg. San Diego, Cal. : Department of Education, San Diego County, 1966).). Computer Microfilm Internat. Corp.
Chicago-Zitierstil (17. Ausg.)Shirts, R. Garry. Career Simulation for Sixth Grade Pupils. (Reprod. d. Ausg. San Diego, Cal. : Department of Education, San Diego County, 1966). Arlington, Va: Computer Microfilm Internat. Corp, 1980.
MLA-Zitierstil (9. Ausg.)Shirts, R. Garry. Career Simulation for Sixth Grade Pupils. (Reprod. d. Ausg. San Diego, Cal. : Department of Education, San Diego County, 1966). Computer Microfilm Internat. Corp, 1980.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.