Cita APA (7a ed.)

Friedman, L. M. (1999). The horizontal society. Yale University Press.

Cita Chicago Style (17a ed.)

Friedman, Lawrence Meir. The Horizontal Society. New Haven [etc.]: Yale University Press, 1999.

Cita MLA (9a ed.)

Friedman, Lawrence Meir. The Horizontal Society. Yale University Press, 1999.