Cramer, D. (1998). Fundamental statistics for social research: Step by step calculations and computer techniques using. Routledge.
Citazione stile Chigago Style (17a edizione)Cramer, Duncan. Fundamental Statistics for Social Research: Step by Step Calculations and Computer Techniques Using. London: Routledge, 1998.
Citatione MLA (9a ed.)Cramer, Duncan. Fundamental Statistics for Social Research: Step by Step Calculations and Computer Techniques Using. Routledge, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.