Cita APA (7a ed.)

Baum, S. (1967). The world's labour force and its industrial distribution, 1950 and 1960. International Labour Organization.

Cita Chicago Style (17a ed.)

Baum, Samuel. The World's Labour Force and Its Industrial Distribution, 1950 and 1960. International Labour Organization, 1967.

Cita MLA (9a ed.)

Baum, Samuel. The World's Labour Force and Its Industrial Distribution, 1950 and 1960. International Labour Organization, 1967.