International Labor Office. (1974). Human resources development: Vocational guidance and vocational training. International Labor Office.
Цитирование в стиле Чикаго (17-е изд.)International Labor Office. Human Resources Development: Vocational Guidance and Vocational Training. Geneva: International Labor Office, 1974.
Цитирование MLA (9-е изд.)International Labor Office. Human Resources Development: Vocational Guidance and Vocational Training. International Labor Office, 1974.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.