1. Serials at the British Library Lending Division
2. British Standards Institution, “Specification for Serials Holdings Statements for Libraries and Documentation Centres (BS 5999) (British Standards Institution 1980).
3. The University of London's Union List of Serials
4. Catherine M. Deering, Union List of American Studies Periodicals in UK Libraries British Library in Association with SCONIL, 1983) 407p.