Gaya APA
CYSSCO, D, R.
(2004).
English Conversations & Correpondence For Secretaries
(
1)
.
Jakarta:
Puspa Swara.
Gaya MLA
CYSSCO, DHANNY, R..
"English Conversations & Correpondence For Secretaries".
1
Jakarta:
Puspa Swara,
2004.
Text.