APA (7 वां संस्करण) प्रशस्ति पत्र

Achuthan, A. (2017). Spirituality Leadership Competency Model (1st.). Synergistic Solutions.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Achuthan, Ajay. Spirituality Leadership Competency Model. 1st. Belapur: Synergistic Solutions, 2017.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Achuthan, Ajay. Spirituality Leadership Competency Model. 1st. Synergistic Solutions, 2017.