Cita APA (7a ed.)

Webster, E. (1999). The economics of intangible investment. Edward Elgar.

Cita Chicago Style (17a ed.)

Webster, Elizabeth. The Economics of Intangible Investment. Cheltenham: Edward Elgar, 1999.

Cita MLA (8a ed.)

Webster, Elizabeth. The Economics of Intangible Investment. Edward Elgar, 1999.