Hamlin, C. Amateur collector among professional scholars: Wilmarth S. Lewis of Yale / Cyrus Hamlin. Sammler - Bibliophile - Exzentriker.(1998).
Lua i Stíl Chicago (17ú heag.)Hamlin, Cyrus. "Amateur Collector Among Professional Scholars: Wilmarth S. Lewis of Yale / Cyrus Hamlin." Sammler - Bibliophile - Exzentriker.(1998) .
Lua MLA (8ú heag.)Hamlin, Cyrus. "Amateur Collector Among Professional Scholars: Wilmarth S. Lewis of Yale / Cyrus Hamlin." Sammler - Bibliophile - Exzentriker.(1998), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.