APA (7th ed.) Citation
Howard, M. D. (1971). Why world evangelism? InterVarsity Press.
Chicago Style (17th ed.) Citation
Howard, M. David. Why World Evangelism? Downers Grove: InterVarsity Press, 1971.
MLA (9th ed.) Citation
Howard, M. David. Why World Evangelism? InterVarsity Press, 1971.
Warning: These citations may not always be 100% accurate.