Cita APA (7a ed.)

Geroski, P., Gilbert, R. J., & Jacquemin, A. (2001). Barriers to entry and strategic competition. Routledge.

Cita Chicago Style (17a ed.)

Geroski, Paul, Richard J. Gilbert, y Alex Jacquemin. Barriers to Entry and Strategic Competition. London: Routledge, 2001.

Cita MLA (8a ed.)

Geroski, Paul, et al. Barriers to Entry and Strategic Competition. Routledge, 2001.