Luthans, F., Youssef, C., Avolio, B. Psychological Capital : Developing the Human Competitive Edge. Oxford: Oxford University Press, 2007 246 p. 978-0-19-518752-6.
Luthans, F., Youssef, C., Avolio, B. Psychological Capital : Developing the Human Competitive Edge. Oxford: Oxford University Press, 2007 246 p. 978-0-19-518752-6.
Luthans, F., Youssef, C., Avolio, B. (2007) Psychological Capital : Developing the Human Competitive Edge, Oxford: Oxford University Press 246 p. 978-0-19-518752-6.
Luthans, F., Youssef, C., & Avolio, B. (2007). Psychological Capital : Developing the Human Competitive Edge. Oxford: Oxford University Press, 246 p.
Luthans F, Youssef C, Avolio B. Psychological Capital : Developing the Human Competitive Edge. Oxford: Oxford University Press; 2007. p. 246 p. ISBN: 978-0-19-518752-6.