Citazione Stile APA (7a Edizione)

Spuy, J. W. v. d., Barnard, W. S., & Oosthuysen, J. J. (1972). Our new world: A senior certificate geography covering every syllabus in the republic (3. ed., rev.). Maskew Miller.

Citazione stile Chigago Style (17a edizione)

Spuy, J. W. van der, W. S. Barnard, e J. J. Oosthuysen. Our New World: A Senior Certificate Geography Covering Every Syllabus in the Republic. 3. ed., rev. Cape Town: Maskew Miller, 1972.

Citatione MLA (9a ed.)

Spuy, J. W. van der, et al. Our New World: A Senior Certificate Geography Covering Every Syllabus in the Republic. 3. ed., rev. Maskew Miller, 1972.