Citazione Stile APA (7a Edizione)

Perraton, H., Creed, C., & Robinson, B. (2002). Teacher education guidelines: Using open distance learning. UNESCO.

Citazione stile Chigago Style (17a edizione)

Perraton, Hilary, Charlote Creed, e Bernadette Robinson. Teacher Education Guidelines: Using Open Distance Learning. Paris, Francia: UNESCO, 2002.

Citatione MLA (9a ed.)

Perraton, Hilary, et al. Teacher Education Guidelines: Using Open Distance Learning. UNESCO, 2002.