APA (7th ed.) Citation

Corson, D. (1990). Language policy across the curriculum. Multilingual Matters.

Chicago Style (17th ed.) Citation

Corson, David. Language Policy Across the Curriculum. Clevedon, Eng.: Multilingual Matters, 1990.

MLA (9th ed.) Citation

Corson, David. Language Policy Across the Curriculum. Multilingual Matters, 1990.