Lua APA (7ú heag.)

Fryer, D. W. (1965). World economic development. McGraw-Hill.

Lua i Stíl Chicago (17ú heag.)

Fryer, Donald W. World Economic Development. New York: McGraw-Hill, 1965.

Lua MLA (9ú heag.)

Fryer, Donald W. World Economic Development. McGraw-Hill, 1965.

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