APA (7th ed.) Citation

European Congress on Evangelism. Amsterdam (1971) & Kirby, G. W. (1972). Evangelism alert: Official reference volume. World Wide Publ.

Chicago Style (17th ed.) Citation

European Congress on Evangelism. Amsterdam (1971) and Gilbert W. Kirby. Evangelism Alert: Official Reference Volume. London: World Wide Publ, 1972.

MLA (9th ed.) Citation

European Congress on Evangelism. Amsterdam (1971) and Gilbert W. Kirby. Evangelism Alert: Official Reference Volume. World Wide Publ, 1972.

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