(2011). Camera Austria-Preis 2011 an Heidrun Holzfeind. Camera Austria.
Cita Chicago (17th ed.)"Camera Austria-Preis 2011 an Heidrun Holzfeind." Camera Austria 2011.
Cita MLA (8th ed.)"Camera Austria-Preis 2011 an Heidrun Holzfeind." Camera Austria, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.