Achuthan, A. (2017). Spirituality Leadership Competency Model (1st.). Synergistic Solutions.
Chicago-viite (17. p.)Achuthan, Ajay. Spirituality Leadership Competency Model. 1st. Belapur: Synergistic Solutions, 2017.
MLA-viite (9. p.)Achuthan, Ajay. Spirituality Leadership Competency Model. 1st. Synergistic Solutions, 2017.
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