Robinson, A. J. (1971). Economic evaluation of municipal expenditures: PPB. Canadian Tax Foundation.
Chicago-viite (17. p.)Robinson, A. J. Economic Evaluation of Municipal Expenditures: PPB. Toronto: Canadian Tax Foundation, 1971.
MLA-viite (8. p.)Robinson, A. J. Economic Evaluation of Municipal Expenditures: PPB. Canadian Tax Foundation, 1971.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.