Achuthan, A. (2017). Spirituality Leadership Competency Model (1st.). Synergistic Solutions.
Citazione stile Chigago Style (17a edizione)Achuthan, Ajay. Spirituality Leadership Competency Model. 1st. Belapur: Synergistic Solutions, 2017.
Citatione MLA (9a ed.)Achuthan, Ajay. Spirituality Leadership Competency Model. 1st. Synergistic Solutions, 2017.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.