Böhny, F. (1953). Vocational guidance in Switzerland. International Labour Organization.
Style de citation Chicago (17e éd.)Böhny, Ferdinand. Vocational Guidance in Switzerland. International Labour Organization, 1953.
Style de citation MLA (9e éd.)Böhny, Ferdinand. Vocational Guidance in Switzerland. International Labour Organization, 1953.
Attention : ces citations peuvent ne pas être correctes à 100%.