APA-Zitierstil (7. Ausg.)

(1992). Employed or self-employed. Kluwer Law and Taxation.

Chicago-Zitierstil (17. Ausg.)

Employed or Self-employed. Deventer u.a: Kluwer Law and Taxation, 1992.

MLA-Zitierstil (9. Ausg.)

Employed or Self-employed. Kluwer Law and Taxation, 1992.