APA (7 वां संस्करण) प्रशस्ति पत्र

KRAFT, L. E. (1971). The secondary school principal in action. Wm.C. Brown Co. Pub.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

KRAFT, Leonard E. The Secondary School Principal in Action. Georgia: Wm.C. Brown Co. Pub, 1971.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

KRAFT, Leonard E. The Secondary School Principal in Action. Wm.C. Brown Co. Pub, 1971.