Gaya APA
Welsch, G, A. et al
(1988).
Budgeting : Profit planning and control
(
5th ed)
.
USA:
Prentice Hall.
Gaya MLA
Welsch, Glenn, A.. et al.
"Budgeting : Profit planning and control".
5th ed
USA:
Prentice Hall,
1988.
Text.