Ashton, R. How to start your own business for entrepreneurs (1.). Pearson Education UK.
Lua i Stíl Chicago (17ú heag.)Ashton, Robert. How to Start Your Own Business for Entrepreneurs. 1. Pearson Education UK.
Lua MLA (8ú heag.)Ashton, Robert. How to Start Your Own Business for Entrepreneurs. 1. Pearson Education UK.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.