Cita APA (7a ed.)

Jones, R. A., & Ostroy, J. M. (1984). Flexibility and uncertainty. [s.n.].

Cita Chicago Style (17a ed.)

Jones, Robert A., y Joseph M. Ostroy. Flexibility and Uncertainty. [S.l.]: [s.n.], 1984.

Cita MLA (9a ed.)

Jones, Robert A., y Joseph M. Ostroy. Flexibility and Uncertainty. [s.n.], 1984.