Gaya APA
Saptono, A., Kardjono, . (2003).
Great Enlightenment: A Comunicative Approach in English for SMU Year 1 .
Jakarta:
Piranti Darma Kalokatama.
Gaya MLA
Saptono, Adi., Kardjono, .
"Great Enlightenment: A Comunicative Approach in English for SMU Year 1".
Jakarta:
Piranti Darma Kalokatama,
2003.
Book.