Unitatis redintegratio : Decree on Ecumenism (1964)
Nostra aetate : Declaration on the relation of the Church to non-Christians religions (1965)
Ecclesiam suam : Encyclical of Pope Paul VI on the Church (1964).
The gift of dialogue : the encyclical Ecclesiam suam and the key documents of Vatican II on interreligious dialogue and ecumenism. ISBN 9781860829314. Published by Catholic Truth Society in 2014. Publication and catalogue information, links to buy online and reader comments.