Humes, S., & Martin, E. M. (1961). The structure of local governments throughout the world. M. Nijhoff.
Citazione stile Chigago Style (17a edizione)Humes, Samuel, e Eileen M. Martin. The Structure of Local Governments Throughout the World. The Hague: M. Nijhoff, 1961.
Citatione MLA (9a ed.)Humes, Samuel, e Eileen M. Martin. The Structure of Local Governments Throughout the World. M. Nijhoff, 1961.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.