Lees, R., & Smith, G. A. N. (1975). Action-research in community development. Routledge & K. Paul.
Dyfyniad Arddull ChicagoLees, Ray, and George Antony Noel Smith. Action-research in Community Development. London ; Boston: Routledge & K. Paul, 1975.
Dyfyniad MLALees, Ray, and George Antony Noel Smith. Action-research in Community Development. Routledge & K. Paul, 1975.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.