APA

Universiteit van Amsterdam, . (19791988). Research memorandum / Department of Economics, University of Amsterdam. Amsterdam: .

Chicago

Universiteit van Amsterdam, . 19791988. Research memorandum / Department of Economics, University of Amsterdam. Amsterdam: .

Harvard

Universiteit van Amsterdam, . (19791988). Research memorandum / Department of Economics, University of Amsterdam. Amsterdam: .

MLA

Universiteit van Amsterdam, . Research memorandum / Department of Economics, University of Amsterdam. Amsterdam: . 19791988.