Cita APA (7a ed.)

Roberts, B. C., & Smith, J. H. (1966). Manpower policy and employment trends. Bell.

Cita Chicago Style (17a ed.)

Roberts, Benjamin Charles, y J. H. Smith. Manpower Policy and Employment Trends. London: Bell, 1966.

Cita MLA (9a ed.)

Roberts, Benjamin Charles, y J. H. Smith. Manpower Policy and Employment Trends. Bell, 1966.