Morrison, D. E. (1998). The search for a method: Focus groups and the development of mass communication research. University of Luton.
Citazione stile Chigago Style (17a edizione)Morrison, David E. The Search for a Method: Focus Groups and the Development of Mass Communication Research. Luton, Bedfordshire, Eng: University of Luton, 1998.
Citatione MLA (9a ed.)Morrison, David E. The Search for a Method: Focus Groups and the Development of Mass Communication Research. University of Luton, 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.