MORGAN DAVID L. (1997). FOCUS GROUPS AS QUALITATIVE RESEARCH. SAGE PUBLICATIONS.
Citazione stile Chigago Style (17a edizione)MORGAN DAVID L. FOCUS GROUPS AS QUALITATIVE RESEARCH. NEW DELHI: SAGE PUBLICATIONS, 1997.
Citatione MLA (9a ed.)MORGAN DAVID L. FOCUS GROUPS AS QUALITATIVE RESEARCH. SAGE PUBLICATIONS, 1997.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.