GUILFORD, J., & FRUCHTER, B. (1984). Fundamental statistics in psychology and education. McGraw-Hill International.
Cita Chicago (17th ed.)GUILFORD, J.P, i Benjamin FRUCHTER. Fundamental Statistics in Psychology and Education. Auckland: McGraw-Hill International, 1984.
Cita MLA (9th ed.)GUILFORD, J.P, i Benjamin FRUCHTER. Fundamental Statistics in Psychology and Education. McGraw-Hill International, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.