1. McGurk P. The contingent role of management and leadership development for middle managers. Case of organisational change from the public services. 2009. http://soc.kuleuven.be/io/egpa/HRM/malta/McGurk2009.pdf . Accessed 29 Dec 2013. p 11.
2. Jürgen Meyer S. Das mittlere Management. Der unsichtbare Leistungsträger. 2013. www.juergen-meyer-stiftung.de/stiftung-ethik-pdf/CBS-JMS-Fifka_und_Kraus-Das_mittlere_Management.pdf . Accessed 29 Dec 2013.
3. Caye JM, Strack R, Orlander P, Kilmann J, Espinosa EG, Francoeur F, et al. Creating a New Deal for Middle Managers – Empowering a Neglected but Critical Group. 2010. www.bcg.de/documents/file52425.pdf . Accessed 29 Dec 2013.
4. Mintzberg H. The Structuring of Organizations: A Synthesis of the Research. London: Prentice Hall; 1979.
5. Schnoor J, Ghanem M, Heyde CE. Das mittlere Management in der Medizin. Eine Position für Brückenbauer. Dtsch Arztebl. 2014;111:A-296–9.