APA (7th ed.) Citation

Abercrombie ,David. (1963). Problems and Principles in Language Study. Longman.

Chicago Style (17th ed.) Citation

Abercrombie ,David. Problems and Principles in Language Study. London: Longman, 1963.

MLA (9th ed.) Citation

Abercrombie ,David. Problems and Principles in Language Study. Longman, 1963.

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