Gaya APA
Suharto, G. et al (2005).
Being Competent in English for Senior High School Students Language Programme Year XI .
Surakarta:
Mediatama.
Gaya MLA
Suharto, G.. et al.
"Being Competent in English for Senior High School Students Language Programme Year XI".
Surakarta:
Mediatama,
2005.
Text.