Iwena, O. A. (2015). Essential geography for senior secondary schools (Sixth edition.). Tonad Publishers Limited, Essentials - the secret of distinction.
Chicago-Zitierstil (17. Ausg.)Iwena, O. A. Essential Geography for Senior Secondary Schools. Sixth edition. Ikeja, Lagos: Tonad Publishers Limited, Essentials - the secret of distinction, 2015.
MLA-Zitierstil (9. Ausg.)Iwena, O. A. Essential Geography for Senior Secondary Schools. Sixth edition. Tonad Publishers Limited, Essentials - the secret of distinction, 2015.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.