Cita APA

Jack Levin & James Alan Fox. (2010). Elementary statistics in social research: The essentials. Pearson education.

Chicago Edition Citation

Jack Levin i James Alan Fox. Elementary Statistics in Social Research: The Essentials. New York: Pearson education, 2010.

Cita MLA

Jack Levin i James Alan Fox. Elementary Statistics in Social Research: The Essentials. Pearson education, 2010.