Biblioteca da Universidade do Minho

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Successful focus groups : advancing the state of the art / ed. David L. Morgan

Successful focus groups : advancing the state of the art / ed. David L. Morgan . - Newbury Park : Sage Publications, 1993 . - XV, 271 p. 22 cm . - (Sage focus edition; 156)
0-8039-4874-3 (Brochado)

615.851.6