Não informado. (2001). American Paper Industry. Paper Industry Management Association.
Chicago-Zitierstil (17. Ausg.)Não informado. American Paper Industry. Chicago, Ill: Paper Industry Management Association, 2001.
MLA-Zitierstil (8. Ausg.)Não informado. American Paper Industry. Paper Industry Management Association, 2001.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.