记录引文

APA引文
ebrary, Inc, & Köpke, B. (2007). Language attrition: Theoretical perspectives. J. Benjamins Pub. Co..
芝加哥风格引文
ebrary, Inc, 与 Barbara Köpke. Language Attrition: Theoretical Perspectives. Amsterdam ; Philadelphia: J. Benjamins Pub. Co., 2007.
MLA引文
ebrary, Inc, 与 Barbara Köpke. Language Attrition: Theoretical Perspectives. J. Benjamins Pub. Co., 2007.
警告:这些引文格式不一定是100%准确.