Earle, J., Keats, G., Edwards, V., Sauerman, C., Roberts, B., & Gordon, J. (2013). Today - Social sciences (Eerste uitgawe in 2013.). Maskew Miller Learning.
Citazione stile Chigago Style (17a edizione)Earle, J., G. Keats, V. Edwards, C. Sauerman, B. Roberts, e J. Gordon. Today - Social Sciences. Eerste uitgawe in 2013. Cape Town: Maskew Miller Learning, 2013.
Citatione MLA (9a ed.)Earle, J., et al. Today - Social Sciences. Eerste uitgawe in 2013. Maskew Miller Learning, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.