Victorian Association of Social Studies Teachers. Ethos P-6 (Web editon.). Victorian Association of Social Studies Teachers.
Citazione stile Chigago Style (17a edizione)Victorian Association of Social Studies Teachers. Ethos P-6. Web editon. Richmond, Victoria: Victorian Association of Social Studies Teachers.
Citatione MLA (9a ed.)Victorian Association of Social Studies Teachers. Ethos P-6. Web editon. Victorian Association of Social Studies Teachers.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.