Gaya APA
Doddy,dkk, A. (2009).
Ebook English : Developing English Competencies SMA/MA/Kelas XI/Program IPA/IPS (1).
Jakarta:
Depdiknas.
Gaya MLA
Doddy,dkk, Achmad.
"Ebook English : Developing English Competencies SMA/MA/Kelas XI/Program IPA/IPS".
1
Jakarta:
Depdiknas,
2009.
Text.