Head, R. E. (1922). The lace & embroidery collector: A guide to collectors of old lace and embroidery. Dodd, Mead and company.
Lua i Stíl Chicago (17ú heag.)Head, R. E. The Lace & Embroidery Collector: A Guide to Collectors of Old Lace and Embroidery. New York: Dodd, Mead and company, 1922.
Lua MLA (8ú heag.)Head, R. E. The Lace & Embroidery Collector: A Guide to Collectors of Old Lace and Embroidery. Dodd, Mead and company, 1922.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.