Citazione Stile APA (7a Edizione)

Solow, R. M. (1964). The nature and sources of unemployment in the United States. Almqivst & Wicksell.

Citazione stile Chigago Style (17a edizione)

Solow, Robert M. The Nature and Sources of Unemployment in the United States. Stockholm: Almqivst & Wicksell, 1964.

Citatione MLA (9a ed.)

Solow, Robert M. The Nature and Sources of Unemployment in the United States. Almqivst & Wicksell, 1964.