Joint Matriculation Board. (1966). General Certificate of Education 1966: Regulations and syllabuses. Joint Matriculation Board.
Citazione stile Chigago Style (17a edizione)Joint Matriculation Board. General Certificate of Education 1966: Regulations and Syllabuses. Manchester: Joint Matriculation Board, 1966.
Citatione MLA (9a ed.)Joint Matriculation Board. General Certificate of Education 1966: Regulations and Syllabuses. Joint Matriculation Board, 1966.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.