Cite
APA Citation
Unknown (2004). Joe Celko's Trees and hierarchies in SQL for smarties. Amsterdam Boston : Morgan Kaufmann. http://access.bl.uk/ark:/81055/vdc_100026150691.0x000001
This is an interim version of our Electronic Legal Deposit Catalogue-eJournals and eBooks while we continue to recover from a cyber-attack.
Unknown (2004). Joe Celko's Trees and hierarchies in SQL for smarties. Amsterdam Boston : Morgan Kaufmann. http://access.bl.uk/ark:/81055/vdc_100026150691.0x000001