Lees, R., & Smith, G. A. N. (1975). Action-research in community development. Routledge & K. Paul.
Cita Chicago (17th ed.)Lees, Ray, i George Antony Noel Smith. Action-research in Community Development. London ; Boston: Routledge & K. Paul, 1975.
Cita MLA (8th ed.)Lees, Ray, i George Antony Noel Smith. Action-research in Community Development. Routledge & K. Paul, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.