کتاب های Gary Heerkens
![Project Management](http://cdn.ketabkoo.com/covers/3/344850-n.jpg)
Project Management
Gary R. Heerkens, 2001![Project Management](http://cdn.ketabkoo.com/covers/6/674400-n.jpg)
Project Management
Gary R. Heerkens, 2001![Project Management](http://cdn.ketabkoo.com/covers/6/674403-n.jpg)
Project Management
Gary R. Heerkens, 2001![Project Management (The Briefcase Book Series)](http://cdn.ketabkoo.com/covers/6/691090-n.jpg)
Project Management (The Briefcase Book Series)
Gary R. Heerkens &, 2001![Project Management: 24 Lessons to Help You Master Any Project](http://cdn.ketabkoo.com/covers/7/759713-n.jpg)
Project Management: 24 Lessons to Help You Master Any Project
Gary Heerkens, 2004![Project Management: 24 Steps to Help You Master Any Project (Mighty Manager)](http://cdn.ketabkoo.com/covers/7/759714-n.jpg)
Project Management: 24 Steps to Help You Master Any Project (Mighty Manager)
Gary R. Heerkens, 2007![Solving Managerial Problems Systematically](http://cdn.ketabkoo.com/covers/14/1454962-n.jpg)