Weihrich, H. Management: A Global, Innovative and Entrepreneurial Perspective (15th Edition). Tata McGraw Hill.
Chicago-viite (17. p.)Weihrich, Heinz. Management: A Global, Innovative and Entrepreneurial Perspective (15th Edition). Tata McGraw Hill.
MLA-viite (9. p.)Weihrich, Heinz. Management: A Global, Innovative and Entrepreneurial Perspective (15th Edition). Tata McGraw Hill.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.