Cita APA (7a ed.)
(1980). Key to economic science and managerial sciences. Nijhoff.
Cita Chicago Style (17a ed.)
Key to Economic Science and Managerial Sciences. Hague: Nijhoff, 1980.
Cita MLA (9a ed.)
Key to Economic Science and Managerial Sciences. Nijhoff, 1980.
Precaución: Estas citas no son 100% exactas.