Gaya APA
Wirandaru, A. (2004).
Motivation of mastering english of the staff in PT.kertas leces (Persero) Probolinggo .
Malang, Jatim:
UNMER.
Gaya MLA
Wirandaru, Anggraini.
"Motivation of mastering english of the staff in PT.kertas leces (Persero) Probolinggo".
Malang, Jatim:
UNMER,
2004.
Text.