Lua APA (7ú heag.)

Fuchs, V. R. (1964). Productivity trends in the goods and service sectors, 1929-61: A preliminary survey. National Bureau of Economic Research.

Lua i Stíl Chicago (17ú heag.)

Fuchs, Victor Robert. Productivity Trends in the Goods and Service Sectors, 1929-61: A Preliminary Survey. [New York]: National Bureau of Economic Research, 1964.

Lua MLA (9ú heag.)

Fuchs, Victor Robert. Productivity Trends in the Goods and Service Sectors, 1929-61: A Preliminary Survey. National Bureau of Economic Research, 1964.

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