Citazione Stile APA (7a Edizione)

Orford, M., & Swiegers, A. (2006). Go for social studies (1. publ.). Macmillan Education Namibia.

Citazione stile Chigago Style (17a edizione)

Orford, Margie, e André Swiegers. Go for Social Studies. 1. publ. Windhoek: Macmillan Education Namibia, 2006.

Citatione MLA (9a ed.)

Orford, Margie, e André Swiegers. Go for Social Studies. 1. publ. Macmillan Education Namibia, 2006.