Gaya APA
Faiz Urfan , S.Pd, Deri Syaeful Rohman, Diaz Sumantri, S.Pd, Drs. Nurul Huda, Ms.Ed. (2014).
Suplemen Sumber Belajar Olimpiade Geografi Jilid 1 .
Jakarta:
Bina Prestasi Insani.
Gaya Chicago
Faiz Urfan , S.Pd, Deri Syaeful Rohman, Diaz Sumantri, S.Pd, Drs. Nurul Huda, Ms.Ed.
Suplemen Sumber Belajar Olimpiade Geografi Jilid 1.
Jakarta:
Bina Prestasi Insani,
2014.
Teks.
Gaya MLA
Faiz Urfan , S.Pd, Deri Syaeful Rohman, Diaz Sumantri, S.Pd, Drs. Nurul Huda, Ms.Ed.
Suplemen Sumber Belajar Olimpiade Geografi Jilid 1.
Jakarta:
Bina Prestasi Insani,
2014.
Teks.
Gaya Turabian
Faiz Urfan , S.Pd, Deri Syaeful Rohman, Diaz Sumantri, S.Pd, Drs. Nurul Huda, Ms.Ed.
Suplemen Sumber Belajar Olimpiade Geografi Jilid 1.
Jakarta:
Bina Prestasi Insani,
2014.
Teks.