Derrick taught a whole course in Christian Theology in Malaysia in 2010. The course notes are available below.

Introduction to Theology includes: Doctrine of Bible, Attributes of God (Doctrine of God) and Doctrine of The Trinity.

The other modules in Christian Theology are Anthropology (Doctrine of Man), Hamartiology (Doctrine of Sin), Christology (Doctrine of Christ), Soteriology (Doctrine of Salvation), Eschatology (Doctrine of the End Times) and Ecclesiology (Doctrine of the Church).

The Doctrine of the Bible has been updated in 2022