Citazione Stile APA (7a Edizione)

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.