APA (7th ed.) Citation

David S.M.Ng. (2001). Economics made easy (A Quick guide to micro and macro economics. Kumpulan Budiman.

Chicago Style (17th ed.) Citation

David S.M.Ng. Economics Made Easy (A Quick Guide to Micro and Macro Economics. Selangor: Kumpulan Budiman, 2001.

MLA (9th ed.) Citation

David S.M.Ng. Economics Made Easy (A Quick Guide to Micro and Macro Economics. Kumpulan Budiman, 2001.