International Labor Office. (1974). Human resources development: Vocational guidance and vocational training. International Labor Office.
Citace podle Chicago (17th ed.)International Labor Office. Human Resources Development: Vocational Guidance and Vocational Training. Geneva: International Labor Office, 1974.
Citace podle MLA (9th ed.)International Labor Office. Human Resources Development: Vocational Guidance and Vocational Training. International Labor Office, 1974.
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