ebrary, Inc, Toeroe, M., & Tam, F. (2012). Service availability: Principles and practice. Wiley.
芝加哥风格引文ebrary, Inc, Maria Toeroe, 与 Francis Tam. Service Availability: Principles and Practice. Hoboken, N.J.: Wiley, 2012.
MLA引文ebrary, Inc, et al. Service Availability: Principles and Practice. Wiley, 2012.
警告：这些引文格式不一定是100％准确.