Gaya APA
Artono Wardiman, dkk.. (2008).
English in focus for grade VII junior high school (SMP/MTs) (Ed.1).
Surabaya:
Pusat Perbukuan Departemen Pendidikan Nasional.
Gaya Chicago
Artono Wardiman, dkk..
English in focus for grade VII junior high school (SMP/MTs).
Ed.1
Surabaya:
Pusat Perbukuan Departemen Pendidikan Nasional,
2008.
Text.
Gaya MLA
Artono Wardiman, dkk..
English in focus for grade VII junior high school (SMP/MTs).
Ed.1
Surabaya:
Pusat Perbukuan Departemen Pendidikan Nasional,
2008.
Text.
Gaya Turabian
Artono Wardiman, dkk..
English in focus for grade VII junior high school (SMP/MTs).
Ed.1
Surabaya:
Pusat Perbukuan Departemen Pendidikan Nasional,
2008.
Print.