Penggayaan APA
BALLOT, Robert B.. (1979).
Materials management : .
New Delhi:
Prentice-Hall.
Chicago Style
BALLOT, Robert B..
Materials management :.
New Delhi:
Prentice-Hall,
1979.
Buku.
MLA Style
BALLOT, Robert B..
Materials management :.
New Delhi:
Prentice-Hall,
1979.
Buku.
Turabian Style
BALLOT, Robert B..
Materials management :.
New Delhi:
Prentice-Hall,
1979.
Buku.