Stevens, B. H., Brackett, C. A., & Coughlin, R. E. (1967). An investigation of location factors influencing the economy of the Philadelphia region. Regional Science Research Inst.
Chicago-Zitierstil (17. Ausg.)Stevens, Benjamin Hazard, Carolyn A. Brackett, und Robert E. Coughlin. An Investigation of Location Factors Influencing the Economy of the Philadelphia Region. Philadelphia, Pa: Regional Science Research Inst, 1967.
MLA-Zitierstil (9. Ausg.)Stevens, Benjamin Hazard, et al. An Investigation of Location Factors Influencing the Economy of the Philadelphia Region. Regional Science Research Inst, 1967.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.