APA (7 वां संस्करण) प्रशस्ति पत्र

Callan, E. Auden's new year letter: a new style of architecture: Edward Callan. Auden : a collection of critical essays.(1964).

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Callan, Edward. "Auden's New Year Letter: A New Style of Architecture: Edward Callan." Auden : A Collection of Critical Essays.(1964) .

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Callan, Edward. "Auden's New Year Letter: A New Style of Architecture: Edward Callan." Auden : A Collection of Critical Essays.(1964), .