Lankford, P. M. (1972). Regional incomes in the United States 1929-1967: Level, distribution, stability and growth. Univ.
Chicago-Zitierstil (17. Ausg.)Lankford, Philip M. Regional Incomes in the United States 1929-1967: Level, Distribution, Stability and Growth. Chicago, Ill: Univ, 1972.
MLA-Zitierstil (9. Ausg.)Lankford, Philip M. Regional Incomes in the United States 1929-1967: Level, Distribution, Stability and Growth. Univ, 1972.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.