Cita APA (7a ed.)

Mckellar, N. (1956). Some aspects of the international standard classification of occupations. International Labour Organization.

Cita Chicago Style (17a ed.)

Mckellar, Neil. Some Aspects of the International Standard Classification of Occupations. International Labour Organization, 1956.

Cita MLA (9a ed.)

Mckellar, Neil. Some Aspects of the International Standard Classification of Occupations. International Labour Organization, 1956.