Vatican Council II, Constitution on the Sacred Liturgy "Sacrosanctum Concilium", 42

Vatican Council II, Decree on the Apostolate of the Laity "Apostolicam actuositatem", 10 and 18

Vatican Council II, Decree on the Mission Activity of the Church "Ad Gentes", 37

Vatican Council II, Decree Concerning the Pastoral Office of Bishops in the Church "Christus Dominus", 30, 31,35

Vatican Council II, Decree On Priestly Training "Optatam totius", 21

Vatican Council II, Decree on the ministry and life of priests "Presbyterorum ordinis", 7

Code of Canon Law  

Apostolic Exhortation "Christifideles laici", N.26, 27, 61