Citazione Stile APA (7a Edizione)

Lewis, D. (1967). Statistical methods in education. University of London Press.

Citazione stile Chigago Style (17a edizione)

Lewis, D.G. Statistical Methods in Education. Lomdon: University of London Press, 1967.

Citatione MLA (9a ed.)

Lewis, D.G. Statistical Methods in Education. University of London Press, 1967.