Gaya APA
Render, B., Jr, R, M, S. (1997).
Quantitative Analysis For Management (7th ed.).
New Jersey:
Prentice hall, INC.
Gaya MLA
Render, Barry., Jr, Ralph, M., Stair,.
"Quantitative Analysis For Management".
7th ed.
New Jersey:
Prentice hall, INC,
1997.
Texts.