APA (7th ed.) Citation

Day. (1999). Impact issues: 30 key issues to help you express yourself in english. Longman.

Chicago Style (17th ed.) Citation

Day. Impact Issues: 30 Key Issues to Help You Express Yourself in English. Hong Kong: Longman, 1999.

MLA (9th ed.) Citation

Day. Impact Issues: 30 Key Issues to Help You Express Yourself in English. Longman, 1999.

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