Citazione Stile APA (7a Edizione)

(Author), W. R. B. (1976). Basic aspects of migration from poor to rich countries: Facts, problems, policies. International Labour Organization.

Citazione stile Chigago Style (17a edizione)

(Author), W. R. Böhning. Basic Aspects of Migration from Poor to Rich Countries: Facts, Problems, Policies. International Labour Organization, 1976.

Citatione MLA (9a ed.)

(Author), W. R. Böhning. Basic Aspects of Migration from Poor to Rich Countries: Facts, Problems, Policies. International Labour Organization, 1976.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.