Cita APA (7a ed.)

Bradley, K. (1997). Intellectual capital and the new wealth of nations. [s.n.].

Cita Chicago Style (17a ed.)

Bradley, Keith. Intellectual Capital and the New Wealth of Nations. [S.l.]: [s.n.], 1997.

Cita MLA (9a ed.)

Bradley, Keith. Intellectual Capital and the New Wealth of Nations. [s.n.], 1997.

Precaución: Estas citas no son 100% exactas.