APA

International Union of Local Authorities, . (1961). Local government in the United States of America. Holanda: Martinez Nyhoff.

Chicago

International Union of Local Authorities, . 1961. Local government in the United States of America. Holanda: Martinez Nyhoff.

Harvard

International Union of Local Authorities, . (1961). Local government in the United States of America. Holanda: Martinez Nyhoff.

MLA

International Union of Local Authorities, . Local government in the United States of America. Holanda: Martinez Nyhoff. 1961.