APA citiranje

ebrary, Inc. (2006). The Hutchinson guide to GCSE web sites. Helicon Publishing.

Chicago Style (17th ed.) Citation

ebrary, Inc. The Hutchinson Guide to GCSE Web Sites. Abingdon: Helicon Publishing, 2006.

MLA citiranje

ebrary, Inc. The Hutchinson Guide to GCSE Web Sites. Helicon Publishing, 2006.