Vogt, W. P. (2007). Quantitative research methods for professionals. Pearson/Allyn and Bacon.
Citazione stile Chigago Style (17a edizione)Vogt, W. Paul. Quantitative Research Methods for Professionals. Boston: Pearson/Allyn and Bacon, 2007.
Citatione MLA (9a ed.)Vogt, W. Paul. Quantitative Research Methods for Professionals. Pearson/Allyn and Bacon, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.