Rivera, C. (1983). An Ethnographic/sociolinguistic approach to language proficiency assessment. Multilingual Matters.
Chicago Style (17th ed.) CitationRivera, Charlene. An Ethnographic/sociolinguistic Approach to Language Proficiency Assessment. Clevedon: Multilingual Matters, 1983.
MLA (9th ed.) CitationRivera, Charlene. An Ethnographic/sociolinguistic Approach to Language Proficiency Assessment. Multilingual Matters, 1983.
Warning: These citations may not always be 100% accurate.