APA
Blanpain R., . (1992). Employed or self-employed (bulletin of comparative labour relations series set). Deventer ; Boston: Kluwer Law and Taxation Publishers.
Chicago
Blanpain Roger, . 1992. Employed or self-employed (bulletin of comparative labour relations series set). Deventer ; Boston: Kluwer Law and Taxation Publishers.
Harvard
Blanpain R., . (1992). Employed or self-employed (bulletin of comparative labour relations series set). Deventer ; Boston: Kluwer Law and Taxation Publishers.
MLA
Blanpain Roger, . Employed or self-employed (bulletin of comparative labour relations series set). Deventer ; Boston: Kluwer Law and Taxation Publishers. 1992.