Citazione Stile APA (7a Edizione)
Husén, T. (1967). International Study of achievement in mathematics: A comparison of 12 countries. Almquist & Wiksell; Wiley.
Citazione stile Chigago Style (17a edizione)
Husén, Torsten. International Study of Achievement in Mathematics: A Comparison of 12 Countries. Stockholm; New York: Almquist & Wiksell; Wiley, 1967.
Citatione MLA (9a ed.)
Husén, Torsten. International Study of Achievement in Mathematics: A Comparison of 12 Countries. Almquist & Wiksell; Wiley, 1967.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.