Revised Standard Version was created in 1952.

New Revised Standard Version was created in 1989.

Revised Standard Version Catholic Edition was created in 1966.

RSV is Revised Standard Version. It is a revised edition of a particular Bible.

The Revised Standard Version is protestant, the Revised Standard Version Catholic Edition is Catholic, the Revised Standard Version Catholic Edition is what is usually used in answers in the Catholicism category. The Revised Standard Version is copyrighted 1952 for the Old Testament, and 1946 for the New Testament. The Catholic Edition of the Old Testament including the Deuterocanon (it is listed as "apocrypha" by the protestants) is copyrighted 1966, the complete RSV CE (Revised Standard Version Catholic Edition) was copyrighted 2008 by Oxford University Press, the Imprimatur by Gordon Joseph, Archbishop of Saint Andrews and Edinburgh was issued on the Feast of the Epiphany 1966.