Gaya APA
HILTON, R, W., MAHER, M, W. (1998).
Cost Management Strategies for Business (1).
Amerika:
The McGraw-Hill Companies.
Gaya MLA
HILTON, Ronald, W., MAHER, Michael, W.
"Cost Management Strategies for Business".
1
Amerika:
The McGraw-Hill Companies,
1998.
Printed.