APA (7th ed.) Citation

Rivera, C. (1984). Language proficiency and academic achievement. Multilingual Matters.

Chicago Style (17th ed.) Citation

Rivera, Charlene. Language Proficiency and Academic Achievement. Clevedon, Eng: Multilingual Matters, 1984.

MLA (9th ed.) Citation

Rivera, Charlene. Language Proficiency and Academic Achievement. Multilingual Matters, 1984.