APA (7th ed.) Citation

Wiefels, P., & Moore, G. A. (2002). The chasm companion. Capstone publishers.

Chicago Style (17th ed.) Citation

Wiefels, Paul, and Geoffrey A. Moore. The Chasm Companion. UK: Capstone publishers, 2002.

MLA (9th ed.) Citation

Wiefels, Paul, and Geoffrey A. Moore. The Chasm Companion. Capstone publishers, 2002.

Warning: These citations may not always be 100% accurate.