Gaya APA
Indroyono, . (1998).
Developing English Skill Through Laboratory Practice (1998) .
Yogyakarta:
SMU Muh. 1 Yogyakarta.
Gaya MLA
Indroyono, .
"Developing English Skill Through Laboratory Practice (1998)".
Yogyakarta:
SMU Muh. 1 Yogyakarta,
1998.
Printed Book.