APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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