Aries, R. S. (1950). The economics of the printing ink industry, by Robert S. Aries and Anthony Nickolaus. Chemonomics.
Lua i Stíl Chicago (17ú heag.)Aries, Robert Sancier. The Economics of the Printing Ink Industry, by Robert S. Aries and Anthony Nickolaus. New York: Chemonomics, 1950.
Lua MLA (9ú heag.)Aries, Robert Sancier. The Economics of the Printing Ink Industry, by Robert S. Aries and Anthony Nickolaus. Chemonomics, 1950.
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