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1
Field research : a sourcebook and field manual / Robert G. Burgess.
London : Routledge, c1982
xii, 286 p. ; 25 cm.
2
In the field : an introduction to field research / Robert G. Burgess
London : Routledge, 1984
228 p. ; 29cm.

An authoritative guide to the problems and procedures associated with data collection and analysis in field research