Lua APA (7ú heag.)

STEWART THOMAS A. (1997). INTELLECTUAL CAPITAL. DOUBLEDAY.

Lua i Stíl Chicago (17ú heag.)

STEWART THOMAS A. INTELLECTUAL CAPITAL. NEW YORK: DOUBLEDAY, 1997.

Lua MLA (9ú heag.)

STEWART THOMAS A. INTELLECTUAL CAPITAL. DOUBLEDAY, 1997.

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