ebrary, Inc, Linguistic Bibliography and the Languages of the World, Janse, M., & Tol, S. (2003). Language death and language maintenance: Theoretical, practical, and descriptive approaches. J. Benjamins Pub..
芝加哥风格引文ebrary, Inc, Linguistic Bibliography and the Languages of the World, Mark Janse, 与 Sijmen Tol. Language Death and Language Maintenance: Theoretical, Practical, and Descriptive Approaches. Amsterdam ; Philadelphia: J. Benjamins Pub., 2003.
MLA引文ebrary, Inc, et al. Language Death and Language Maintenance: Theoretical, Practical, and Descriptive Approaches. J. Benjamins Pub., 2003.
警告：这些引文格式不一定是100％准确.