APA (7th ed.) Citation

Naunton, J. Think First Certificate: [for the revised exam]. Longman.

Chicago Style (17th ed.) Citation

Naunton, Jon. Think First Certificate: [for the Revised Exam]. Harlow: Longman.

MLA (9th ed.) Citation

Naunton, Jon. Think First Certificate: [for the Revised Exam]. Longman.

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