共 17 条
- [1] Bellenger DN., 1976, QUALITATIVE RES MARK
- [3] DEBUS M, 1987, HDB EXCELLENCE FOCUS
- [5] GOLDMAN AE, 1988, GROUP DEPTH INTERVIE
- [6] HAFFEY J, 1984, POPULI, V11, P31
- [7] HIGGINBOTHAM JB, 1979, FOCUS GROUP INTERVIE
- [8] KNODEL J, 1984, SEP IUSSP SEM MICR D
- [9] Krueger RA., 2001, SOCIAL ANAL SELECTED, P1
- [10] KUMAR K, 1987, AID8 PROGR DES EV ME