Shopen, T. (1979). Languages and their speakers. Winthrop Publishers.
Chicago Style (17th ed.) CitationShopen, Timothy. Languages and Their Speakers. Cambridge, Mass.: Winthrop Publishers, 1979.
MLA (9th ed.) CitationShopen, Timothy. Languages and Their Speakers. Winthrop Publishers, 1979.
Warning: These citations may not always be 100% accurate.