Gregory Koukl – författare

Street Smarts

Using Questions to Answer Christianity's Toughest Challenges

Story of Reality

How the World Began, How It Ends, and Everything Important that Happens in Between

Story of Reality Study Guide

How the World Began, How it Ends, and Everything Important that Happens in Between

Tactics, 10th Anniversary Edition

A Game Plan for Discussing Your Christian Convictions

Tactics Study Guide, Updated and Expanded

A Guide to Effectively Discussing Your Christian Convictions

Street Smarts Study Guide plus Streaming Video

Using Questions to Answer Christianity's Toughest Challenges

Story of Reality Study Guide plus Streaming Video

How the World Began, How it Ends, and Everything Important that Happens in Between

Tactics Study Guide plus Streaming Video, Updated and Expanded

A Guide to Effectively Discussing Your Christian Convictions

Relativism – Feet Firmly Planted in Mid–Air

T��cticas

Un plan de acci��n para debatir tus convicciones cristianas