APA (7 ম সংস্করণ) উদ্ধৃতি

National Foundation for Educational Research in England and Wales & Pidgeon, D. A. (1967). Achievement in mathematics: A national study of secondary schools. National Foundation for Educational Research in England & Wales.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

National Foundation for Educational Research in England and Wales এবং Douglas A. Pidgeon. Achievement in Mathematics: A National Study of Secondary Schools. Slough (Bucks.): National Foundation for Educational Research in England & Wales, 1967.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

National Foundation for Educational Research in England and Wales এবং Douglas A. Pidgeon. Achievement in Mathematics: A National Study of Secondary Schools. National Foundation for Educational Research in England & Wales, 1967.