Lua APA (7ú heag.)

Ledesma, A. J. (1984). Social values in economics. Philippine Studies.

Lua i Stíl Chicago (17ú heag.)

Ledesma, Antonio J. "Social Values in Economics." Philippine Studies 1984.

Lua MLA (9ú heag.)

Ledesma, Antonio J. "Social Values in Economics." Philippine Studies, 1984.

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