APA (7 वां संस्करण) प्रशस्ति पत्र

O'Kelly, E. (1973). Aid and self-help: A general guide to overseas aid. C. Knight.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

O'Kelly, Elizabeth. Aid and Self-help: A General Guide to Overseas Aid. London: C. Knight, 1973.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

O'Kelly, Elizabeth. Aid and Self-help: A General Guide to Overseas Aid. C. Knight, 1973.