Leigh, D. E. (1978). An analysis of the determinants of occupational upgrading. Academic Press.
Chicago-Zitierstil (17. Ausg.)Leigh, Duane E. An Analysis of the Determinants of Occupational Upgrading. New York: Academic Press, 1978.
MLA-Zitierstil (9. Ausg.)Leigh, Duane E. An Analysis of the Determinants of Occupational Upgrading. Academic Press, 1978.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.