I have a hefty amount of resources at my disposal for this line of study:
- the Catechism of the Catholic Church [CCC]
- the Compendium to the Catechism of the Catholic Church [C4]
- the 1985 English translation (a.k.a. Sacramentary) of the 1975 Missale Romanum (i.e. Roman Missal) [MRE-1985]
- the 2002 Missale Romanum in Latin [MRL-2002]
- the 2002 Institutio Generalis Missalis Romani in Latin (designed for the 2002 Missale Romanum) [IGMR]
- the 2002 General Instruction of the Roman Missal for the dioceses of the United States (designed for the 2002 Missale Romanum which we don't have in English yet, but still applicable to the 1975 Missale Romanum) [GIRM]
- Ceremonies of the Modern Roman Rite by Bishop Peter J. Elliott [CMR]
- Ceremonies of the Liturgical Year by Bishop Peter J. Elliott [CLY]
- Spirit of the Liturgy by Fr. Romano Guardini [SLG]
- Spirit of the Liturgy by Joseph Cardinal Ratzinger [SLR]
- Loving and Living the Mass by Fr. Thomas A. Kocik [LLM]
- The Mass of the Early Christians by Mike Aquilina [MEC]
- Catholic for a Reason III: Scripture and the Mystery of the Mass by Scott Hahn, et. al. [CR3]
- We Worship: A Guide to the Catholic Mass by Fr. Oscar Lukefahr, C.M. [WW]
- A Pocket Guide to the Mass by Michael Dubruiel (husband of Amy Wellborn!) [PGM]
- The How-To Book of the Mass: Everything You Need to Know but No One Ever Taught You by Michael Dubruiel [HBM]
- a couple dozen Magisterial documents on the liturgy (most especially Sacrosanctum Concilium, the Constitution on the Sacred Liturgy of Vatican II)
- http://www.bible.cc/, an online Bible translation web site that includes the Greek texts (useful for understanding deeper scriptural connections)
- http://www.ccel.org/fathers.html, the Christian Classics Ethereal Library, Church Fathers collection