APA
Nagel S. G., . (1998). International encyclopaedia of laws: Social security law: Case law 1. P.O.Box 85889, 2508 CN The Hag: Kluwer law international.
Chicago
Nagel S Gunter, . 1998. International encyclopaedia of laws: Social security law: Case law 1. P.O.Box 85889, 2508 CN The Hag: Kluwer law international.
Harvard
Nagel S. G., . (1998). International encyclopaedia of laws: Social security law: Case law 1. P.O.Box 85889, 2508 CN The Hag: Kluwer law international.
MLA
Nagel S Gunter, . International encyclopaedia of laws: Social security law: Case law 1. P.O.Box 85889, 2508 CN The Hag: Kluwer law international. 1998.