Gaya APA
Machfoedz, M.
(2003).
English for students of business the new performance
.
Yogyakarta:
UPP STIM YKPN.
Gaya MLA
Machfoedz, Mahmud.
"English for students of business the new performance".
Yogyakarta:
UPP STIM YKPN,
2003.
Printed Book.