APA (7 वां संस्करण) प्रशस्ति पत्र

Chalmer, G. (1994). Portfolio: The catalogue of contemporary british photography : mumber 19 / editor: Gloria Chalmers. Portfolio.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Chalmer, Gloria. Portfolio: The Catalogue of Contemporary British Photography : Mumber 19 / Editor: Gloria Chalmers. Edinburgh: Portfolio, 1994.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

Chalmer, Gloria. Portfolio: The Catalogue of Contemporary British Photography : Mumber 19 / Editor: Gloria Chalmers. Portfolio, 1994.