Real numbers
Cunningham Jean E., Fiume Orest J., Adams EmilyKniha
Citace v seznamu literatury:
CUNNINGHAM, Jean E.; FIUME, Orest J. a ADAMS, Emily. Real numbers: management accounting in a lean organization. Durham, NC: Managing Times Press, c2003. ISBN 0972809902. Dostupné také z: http://www.loc.gov/catdir/toc/fy041/2002117661.html.