Roskin, M. G. (1982). Countries and concepts: An introduction to comparative politics. Prentice-Hall.
Citazione stile Chigago Style (17a edizione)Roskin, Michael G. Countries and Concepts: An Introduction to Comparative Politics. Englewood Cliffs, N.J.: Prentice-Hall, 1982.
Citatione MLA (9a ed.)Roskin, Michael G. Countries and Concepts: An Introduction to Comparative Politics. Prentice-Hall, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.