Schull, D. D. (2013). 50+ library services: Innovation in action. ALA Editions.
芝加哥风格引文Schull, Diantha Dow. 50+ Library Services: Innovation in Action. Chicago, Ill.: ALA Editions, 2013.
MLA引文Schull, Diantha Dow. 50+ Library Services: Innovation in Action. ALA Editions, 2013.
警告：这些引文格式不一定是100％准确.