Sum of Christianity was created in 1536.
Atheism in Christianity was created in 1972.
Introduction to Christianity was created in 1968.
The Essence of Christianity was created in 1841.
Mere Christianity was created in 1952.
Practice in Christianity was created in 1850.
Foundations of Christianity was created in 1908.
Simple Sum was created in 2007.
Studies in World Christianity was created in 1995.
Center for Progressive Christianity was created in 1996.
Wah Sum Estate was created in 1995.
The Conversion of Sum Loo was created in 1900.
The Sum of All Fears was created in 1991.