TY - `EDBOOK` A3 - Snow, David A. TI - Value-added contributions of ethnographic research PB - Sage CY - Thousand Oaks [u.a.] PY - 1997 LA - eng SP - S. 387-540 T2 - Sociological methods & research M1 - 25,4 : Special issue CN - WS/Z SMR.01::25.1996/97 AN - UBHD-66934291 ER -