APA (7th ed.) Citation

Sally Longson. (2000). Choosing your career: Work out what you really want to do with your life. Kogan Page.

Chicago Style (17th ed.) Citation

Sally Longson. Choosing Your Career: Work Out What You Really Want to Do with Your Life. London: Kogan Page, 2000.

MLA (9th ed.) Citation

Sally Longson. Choosing Your Career: Work Out What You Really Want to Do with Your Life. Kogan Page, 2000.