Não informado. (2001). Annual Report to the Libraries, Museums and Arts Committee, City of Liverpool. Liverpool City Libraries.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিNão informado. Annual Report to the Libraries, Museums and Arts Committee, City of Liverpool. Liverpool, Inglaterra: Liverpool City Libraries, 2001.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিNão informado. Annual Report to the Libraries, Museums and Arts Committee, City of Liverpool. Liverpool City Libraries, 2001.
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