Barbour, S. (1990). Variation in German: A critical approach to German sociolinguistics. Cambridge, England: Cambridge University Press.
シカゴスタイル引用形Barbour, Stephen. Variation in German: A Critical Approach to German Sociolinguistics. Cambridge, England: Cambridge University Press, 1990.
MLA引用形式Barbour, Stephen. Variation in German: A Critical Approach to German Sociolinguistics. Cambridge, England: Cambridge University Press, 1990.
警告: この引用は必ずしも正確ではありません.