Orwig, M. D., Jones, P. K., & Lenning, O. T. (1972). Enrollment projection models for institutional planning. Research and Development Division, American College Testing Program.
Chicago-Zitierstil (17. Ausg.)Orwig, Mel D., Paul K. Jones, und Oscar T. Lenning. Enrollment Projection Models for Institutional Planning. Iowa City: Research and Development Division, American College Testing Program, 1972.
MLA-Zitierstil (9. Ausg.)Orwig, Mel D., et al. Enrollment Projection Models for Institutional Planning. Research and Development Division, American College Testing Program, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.