APA
Waungana P., University of Bridgeport, . (1987). The role of the focus group research technique in new product development. [S.l: s.n.].
Chicago
Waungana Primrose, University of Bridgeport, . 1987. The role of the focus group research technique in new product development. [S.l: s.n.].
Harvard
Waungana P., University of Bridgeport, . (1987). The role of the focus group research technique in new product development. [S.l: s.n.].
MLA
Waungana Primrose, University of Bridgeport, . The role of the focus group research technique in new product development. [S.l: s.n.]. 1987.