APA (7 वां संस्करण) प्रशस्ति पत्र

(1998). AAP's anniversary depected in stamps. Today.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

"AAP's Anniversary Depected in Stamps." Today 1998.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

"AAP's Anniversary Depected in Stamps." Today, 1998.