Gaya APA
IRJAYANTI, A, R. et al (2008).
INTERLANGUAGE: ENGLISH FOR SENIOR HIGH SCHOOL STUDENTS X .
Jakarta:
Aneka Ilmu.
Gaya MLA
IRJAYANTI, ARNYS, RAHAYU. et al.
"INTERLANGUAGE: ENGLISH FOR SENIOR HIGH SCHOOL STUDENTS X".
Jakarta:
Aneka Ilmu,
2008.
Textbook.