Gaya APA
Littlefield, C.L.. (1986).
Management Of Office Operations .
New Delhi:
Prentice-Hall.
Gaya Chicago
Littlefield, C.L..
Management Of Office Operations.
New Delhi:
Prentice-Hall,
1986.
Buku.
Gaya MLA
Littlefield, C.L..
Management Of Office Operations.
New Delhi:
Prentice-Hall,
1986.
Buku.
Gaya Turabian
Littlefield, C.L..
Management Of Office Operations.
New Delhi:
Prentice-Hall,
1986.
Buku.