Case study method : key issues, key texts / ed. Roger Gomm, Martyn Hammersley, Peter Foster
Case study method : key issues, key texts / ed. Roger Gomm, Martyn Hammersley, Peter Foster
. - London : Sage Publications, 2000
. - IX, 276 p. 24 cm
0-7619-6414-2 (Brochado)
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