Cita APA (7a ed.)

McCormick, B. J., & Smith, O. (1968). The labour market. Penguin.

Cita Chicago Style (17a ed.)

McCormick, B. J., y Owen Smith. The Labour Market. Middlesex: Penguin, 1968.

Cita MLA (9a ed.)

McCormick, B. J., y Owen Smith. The Labour Market. Penguin, 1968.