Szarkowski, J. (2002). A city seen: Photographs from The George Gund Foundation Collection [ :. on the occasion of the 50th anniversary of The George Gund Foundation and the exhibition.].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSzarkowski, John. A City Seen: Photographs from The George Gund Foundation Collection [ :. on the Occasion of the 50th Anniversary of The George Gund Foundation and the Exhibition.]. Cleveland, 2002.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSzarkowski, John. A City Seen: Photographs from The George Gund Foundation Collection [ :. on the Occasion of the 50th Anniversary of The George Gund Foundation and the Exhibition.]. 2002.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.