Assmann, P. (1999). flexible 3: Close to the body. Land Oberösterreich [u.a.].
Cita Chicago (17th ed.)Assmann, Peter. Flexible 3: Close to the Body. Linz: Land Oberösterreich [u.a.], 1999.
Cita MLA (8th ed.)Assmann, Peter. Flexible 3: Close to the Body. Land Oberösterreich [u.a.], 1999.
Atenció: Aquestes cites poden no estar 100% correctes.