Cita APA (7a ed.)

Klemperer, P. (1987). The competitiveness of markets with switching costs. [s.n.].

Cita Chicago Style (17a ed.)

Klemperer, Paul. The Competitiveness of Markets with Switching Costs. [S.l.]: [s.n.], 1987.

Cita MLA (9a ed.)

Klemperer, Paul. The Competitiveness of Markets with Switching Costs. [s.n.], 1987.