Gaya APA
Firmansyah,Herian. (2010).
Advanced Learning Economics 1-Student's book for grade X Senior High School .
Bandung:
Facil.
Gaya Chicago
Firmansyah,Herian.
Advanced Learning Economics 1-Student's book for grade X Senior High School.
Bandung:
Facil,
2010.
Teacher Resource.
Gaya MLA
Firmansyah,Herian.
Advanced Learning Economics 1-Student's book for grade X Senior High School.
Bandung:
Facil,
2010.
Teacher Resource.
Gaya Turabian
Firmansyah,Herian.
Advanced Learning Economics 1-Student's book for grade X Senior High School.
Bandung:
Facil,
2010.
Teacher Resource.