Pyhrr, p. A. (1973). Zero-base budgeting: A practical management tool for evaluating expenses. John Wiley and Sons.
Dyfyniad Arddull ChicagoPyhrr, peter A. Zero-base Budgeting: A Practical Management Tool for Evaluating Expenses. New York: John Wiley and Sons, 1973.
Dyfyniad MLAPyhrr, peter A. Zero-base Budgeting: A Practical Management Tool for Evaluating Expenses. John Wiley and Sons, 1973.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.