Penggayaan APA
ECKER, Joseph G. (1988).
Introduction to operations research .
New York:
John Wiley.
Chicago Style
ECKER, Joseph G.
Introduction to operations research.
New York:
John Wiley,
1988.
Buku.
MLA Style
ECKER, Joseph G.
Introduction to operations research.
New York:
John Wiley,
1988.
Buku.
Turabian Style
ECKER, Joseph G.
Introduction to operations research.
New York:
John Wiley,
1988.
Buku.