Langley, G. The Improvement Guide. A Practical Approach to Enhancing Organizational Performance. San Francisco: Jossey-Bass, 2009 490 p. 978-0-470-19241-2.
Langley, G. The Improvement Guide. A Practical Approach to Enhancing Organizational Performance. San Francisco: Jossey-Bass, 2009 490 p. 978-0-470-19241-2.
Langley, G. (2009) The Improvement Guide. A Practical Approach to Enhancing Organizational Performance, San Francisco: Jossey-Bass 490 p. 978-0-470-19241-2.
Langley, G. (2009). The Improvement Guide. A Practical Approach to Enhancing Organizational Performance. San Francisco: Jossey-Bass, 490 p.
Langley G. The Improvement Guide. A Practical Approach to Enhancing Organizational Performance. San Francisco: Jossey-Bass; 2009. p. 490 p. ISBN: 978-0-470-19241-2.