Libraries in the United Kingdom and the Republic of Ireland 1989
Library Association, 1989
 Buku Referensi
Harrold, Ann
Libraries in the United Kingdom and the Republic of Ireland 1987
Library Association, 1986
 Buku Referensi
Guidelines for reference and information services in public libraries / Library Association Information Services Group
Library Association Publishing, 1999
 Buku Referensi
Providing customer-oriented services in academic libraries
by Chris Pinder ; editor, Maxine Melling
Library Association; with SCONUL, 1996
 Buku Teks
Hani Kusumaningsih
Evaluasi layanan referensi e-mail Perpustakaan United Nations Information Centre Jakarta = Evaluation of e-mail reference at United Nations Information Centre Library Jakarta
Fakultas Ilmu Pengetahuan dan Budaya Universitas Indonesia, 2016
 UI - Skripsi (Membership)