APA (7th ed.) Citation

Wallwork, J. F. (1972). Language and linguistics: A workbook. Heinemann.

Chicago Style (17th ed.) Citation

Wallwork, Jean F. Language and Linguistics: A Workbook. London: Heinemann, 1972.

MLA (9th ed.) Citation

Wallwork, Jean F. Language and Linguistics: A Workbook. Heinemann, 1972.

Warning: These citations may not always be 100% accurate.