Sheperis, C., Young, J. S., & Daniels, M. H. (2010). Counseling research: Quantitative, qualitative, and mixed methods. Pearson Education.
Citazione stile Chigago Style (17a edizione)Sheperis, Carl, J. Scott Young, e M. Harry Daniels. Counseling Research: Quantitative, Qualitative, and Mixed Methods. Upper Saddle River, N.J: Pearson Education, 2010.
Citatione MLA (9a ed.)Sheperis, Carl, et al. Counseling Research: Quantitative, Qualitative, and Mixed Methods. Pearson Education, 2010.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.