Social security : an introduction to the basic principles /
Pieters, D.
Pieters, D.Introduction into the basic principles of social security.
Alphen aan den Rijn : Kluwer Law International ; Biggleswade : Distributed by Turpin Distribution Services,
c2006.
Previous ed. published as: Introduction into the basic principles of social security. Deventer : Kluwer Law & Taxation, 1993.
Social security