O'Neill, J. J. (1975). The essentials of planning: A personal view. Publications Office, United States Catholic Conference.
Stile di citazione ChicagoO'Neill, John J. The Essentials of Planning: A Personal View. Washington: Publications Office, United States Catholic Conference, 1975.
Citazione MLAO'Neill, John J. The Essentials of Planning: A Personal View. Publications Office, United States Catholic Conference, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.