Cita APA (7a ed.)

Becker, U. (2010). Security: A general principle of social security law in Europe. Europa Law.

Cita Chicago Style (17a ed.)

Becker, Ulrich. Security: A General Principle of Social Security Law in Europe. Groningen: Europa Law, 2010.

Cita MLA (9a ed.)

Becker, Ulrich. Security: A General Principle of Social Security Law in Europe. Europa Law, 2010.