Birt, I. writing your plan for small business success (ed.2.). matthew coxhill.
Lua i Stíl Chicago (17ú heag.)Birt, Ian. Writing Your Plan for Small Business Success. ed.2. australia : 2000: matthew coxhill.
Lua MLA (9ú heag.)Birt, Ian. Writing Your Plan for Small Business Success. ed.2. matthew coxhill.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.