Modern WS fully adopted in all developed countries (8 янв 1960 г. – 17 март 1969 г.)
Описание:
By 1960s, every developed nation had a core of WS instituions and every govt accepted responsibility for managing the economy.Добавлено на ленту времени:
Дата:
8 янв 1960 г.
17 март 1969 г.
~ 9 years and 2 months