ebrary, Inc, Macaulay, R. K. S., & Fought, C. (2004). Sociolinguistic variation. Oxford University Press.
芝加哥风格引文ebrary, Inc, Ronald K. S. Macaulay, 与 Carmen Fought. Sociolinguistic Variation. Oxford ; New York: Oxford University Press, 2004.
MLA引文ebrary, Inc, et al. Sociolinguistic Variation. Oxford University Press, 2004.
警告：这些引文格式不一定是100％准确.