APA (7th ed.) Citation

Hopkins & Nettle. (1995). Passport to IELTS. Prentice Hall Europe.

Chicago Style (17th ed.) Citation

Hopkins and Nettle. Passport to IELTS. Hertforsshire,England: Prentice Hall Europe, 1995.

MLA (9th ed.) Citation

Hopkins and Nettle. Passport to IELTS. Prentice Hall Europe, 1995.

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