Hall, A. M. User preference in printed indexes.
Lua i Stíl Chicago (17ú heag.)Hall, Angela Mary. User Preference in Printed Indexes.
Lua MLA (9ú heag.)Hall, Angela Mary. User Preference in Printed Indexes.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.