APA (7th ed.) Citation

Corder, S. (1971). An intermediate english practice book: Key to the exercises. Longman.

Chicago Style (17th ed.) Citation

Corder, S.Pit. An Intermediate English Practice Book: Key to the Exercises. London: Longman, 1971.

MLA (9th ed.) Citation

Corder, S.Pit. An Intermediate English Practice Book: Key to the Exercises. Longman, 1971.

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