APA (7th ed.) Citation

Walls, A. F. (2017). Conclusion: The Future of Missiology-Missiology as Vocation. Crossing cultural frontiers, 259-266.

Chicago Style (17th ed.) Citation

Walls, Andrew F. "Conclusion: The Future of Missiology-Missiology as Vocation." Crossing Cultural Frontiers 2017: 259-266.

MLA (9th ed.) Citation

Walls, Andrew F. "Conclusion: The Future of Missiology-Missiology as Vocation." Crossing Cultural Frontiers, 2017, pp. 259-266.

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