Citazione Stile APA (7a Edizione)

McKay, I., & McKay, T. (2016). Geography: Grade .. (First published 2016.). Macmillan Education Namibia.

Citazione stile Chigago Style (17a edizione)

McKay, I., e T. McKay. Geography: Grade .. First published 2016. Windhoek: Macmillan Education Namibia, 2016.

Citatione MLA (9a ed.)

McKay, I., e T. McKay. Geography: Grade .. First published 2016. Macmillan Education Namibia, 2016.