Weihrich. Management: A Global Innovative and Entrepreneurial Perspective. Tata McGraw Hill.
Lua i Stíl Chicago (17ú heag.)Weihrich. Management: A Global Innovative and Entrepreneurial Perspective. Tata McGraw Hill.
Lua MLA (9ú heag.)Weihrich. Management: A Global Innovative and Entrepreneurial Perspective. Tata McGraw Hill.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.