Gaya APA
sjah, D.
(1986).
Practical Guide To Business Cor Respondence
(
Cet-3)
.
Jakarta:
CV. Esbe.
Gaya MLA
sjah, Djalinus.
"Practical Guide To Business Cor Respondence".
Cet-3
Jakarta:
CV. Esbe,
1986.
Text.