Cita APA

Neuman, L. (2007). Social research methods, Quantitative and qualitative approaches (6.).

Chicago Edition Citation

Neuman, Lawrence. Social Research Methods, Quantitative and Qualitative Approaches. 6. Delhi, Pearson Education, 2007.

Cita MLA

Neuman, Lawrence. Social Research Methods, Quantitative and Qualitative Approaches. 6. 2007.