Barbour, S. (1990). Variation in German: A critical approach to German sociolinguistics. Cambridge, England: Cambridge University Press.
Trích dẫn kiểu ChicagoBarbour, Stephen. Variation in German: A Critical Approach to German Sociolinguistics. Cambridge, England: Cambridge University Press, 1990.
MLA引文Barbour, Stephen. Variation in German: A Critical Approach to German Sociolinguistics. Cambridge, England: Cambridge University Press, 1990.
警告:這些引文格式不一定是100%准確.