The major books of Christianity are The Bible and the Cathechism of Catholic church.Cathechism is the interpretation of the Catholics about God in the Bible.
For some other books, from a Protestant perspective, we could list "The Institutes of the Christian Religion" by John Calvin, "The Resurrection of the Son of God" by N.T. Wright, and "Mere Christianity" by C S Lewis.
Of course St. Augustine's "Confessons" and "The Trinity" are also important, as is St. Thomas Aquinas book "Summa Theologica", and both Catholics and Protestants would agree on these two.
The Bible is the Christian holy book.
Yes. The holy book of Christianity is the Bible.
The Holy Bible including both the Old and New Testaments is the book for Christianity.
Of course it is. It is the sacred book of Christianity.
The Bible.
The bible.
Christianity. Music is important in Christianity to sing praises to the Lord.
Ludwig Feuerbach did not believe in God. He is best known for his book The Essence of Christianity. The book was a critique of Christianity.
A number of religions developed out of Christianity. The most important of these is Islam.
Jesus Christ is considered the most important prophet in Christianity.
Mere Christianity is a theological book by C.S. Lewis. It is an introduction to Christianity and discussion about Christian beliefs. This book finds the common ground that all Christians share, regardless of denomination.
The Holy Bible.