Não informado. (1965). Journal of economic studies. University of Aberdeen, Department of Economics.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Journal of Economic Studies. Aberdeen, Escocia: University of Aberdeen, Department of Economics, 1965.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Journal of Economic Studies. University of Aberdeen, Department of Economics, 1965.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.