Citizenne, A. 659/W.21: Https://www.avansa-citizenne.be.
Cita Chicago (17th ed.)Citizenne, Avansa. 659/W.21: Https://www.avansa-citizenne.be.
Cita MLA (8th ed.)Citizenne, Avansa. 659/W.21: Https://www.avansa-citizenne.be.
Atenció: Aquestes cites poden no estar 100% correctes.