(2013). 2014 lower secondary History teaching syllabuses: Express course, Normal (Academic) course.
Citazione stile Chigago Style (17a edizione)2014 Lower Secondary History Teaching Syllabuses: Express Course, Normal (Academic) Course. Singapore, 2013.
Citatione MLA (9a ed.)2014 Lower Secondary History Teaching Syllabuses: Express Course, Normal (Academic) Course. 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.