Gaya APA
Director-s and officer-s encyclopedia manual. (1979).
tempaterbit:
penerbit.
Gaya Chicago
Director-s and officer-s encyclopedia manual.
Edisi.
tempaterbit:
penerbit,
1979.
Text.
Gaya MLA
Director-s and officer-s encyclopedia manual.
Edisi.
tempaterbit:
penerbit,
1979.
Text.
Gaya Turabian
Director-s and officer-s encyclopedia manual.
tempaterbit:
penerbit,
1979.
Print.