Board, D. H. (1966). Regulations and syllabuses 1966. Metropolitan Regional Examinations Board.
Citazione stile Chigago Style (17a edizione)Board, D. H. Regulations and Syllabuses 1966. London: Metropolitan Regional Examinations Board, 1966.
Citatione MLA (9a ed.)Board, D. H. Regulations and Syllabuses 1966. Metropolitan Regional Examinations Board, 1966.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.