Freedom of conscience . - Conseil de l'Europe (Strasburgo). (OLS)http://pul/name/79728; Centre for Human Right Studies (Leida). (OLS)http://pul/name/97359 (Council of Europe Press, 1993)
Seminar organised by th Secretariat General of the Council of Europe in co-operation with the F.M. van Asbeck Centre for Human Right Studies of the University of Leiden.
Bibliografia in nota a piè pagina.