Some recommended resources.
United States Conference of Catholic Bishops website on the new (Third) Edition of Roman Missal
Father Jeremy Driscoll, OSB wrote this excellent book. It is helpful for obtaining a deeper understanding of the liturgy of the Eucharist. It is available from many bookstores.
Father Jeremy Driscoll also has an excellent two-part article available on line.
Liturgy Speaks God's Word, Not Ours
excellent article by George Weigel