United Nations. Educational, S. a. C. O. (1977). Inter-regional co-operation in the social sciences.
Style de citation Chicago (17e éd.)United Nations. Educational, Social and Cultural Organisation. Inter-regional Co-operation in the Social Sciences. 1977.
Style de citation MLA (9e éd.)United Nations. Educational, Social and Cultural Organisation. Inter-regional Co-operation in the Social Sciences. 1977.
Attention : ces citations peuvent ne pas être correctes à 100%.