APA (7th ed.) Citation
Wubbels, L. (1998). George Muller on faith: A 30 day devotional treasury. Emerald Book.
Chicago Style (17th ed.) Citation
Wubbels, Lance. George Muller on Faith: A 30 Day Devotional Treasury. Lynnwood, WA.: Emerald Book, 1998.
MLA (9th ed.) Citation
Wubbels, Lance. George Muller on Faith: A 30 Day Devotional Treasury. Emerald Book, 1998.
Warning: These citations may not always be 100% accurate.