Gaya APA
Askes, R, I. (2010).
Info Askes: Buletin Bulanan PT Askes (Persero) Edisi April 2010 (April 2010).
Jakarta:
PT. Gramedia Printing Group.
Gaya MLA
Askes, Redaksi, Info.
"Info Askes: Buletin Bulanan PT Askes (Persero) Edisi April 2010".
April 2010
Jakarta:
PT. Gramedia Printing Group,
2010.
.