Παραπομπή APA

Eckstein, O. Benefit-cost analysis and regional development. Paris: Organisation for European Economic Co-Operation. European Productivity Agency.

Παραπομπή Chicago Style

Eckstein, Otto. Benefit-cost Analysis and Regional Development. Paris: Organisation for European Economic Co-Operation. European Productivity Agency.

Παραπομπή MLA

Eckstein, Otto. Benefit-cost Analysis and Regional Development. Paris: Organisation for European Economic Co-Operation. European Productivity Agency.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.