TY  - BOOK
AU  - Long, Norman
AU  - Long, Ann
TI  - Battlefields of knowledge : the interlocking of theory and practice in social research and development
PB  - Routledge
PY  - 1992
EP  - xii, 306 p.
UR  - https://ci.nii.ac.jp/ncid/BA18743643
SN  - 0415072050
SN  - 0415072069
ER  -