Online bibliographic databases :
a directory and sourcebook /
[compiled by] James L. Hall.
APA Citation
Hall, J. L. (James Logan). (1986). Online bibliographic databases: a directory and sourcebook. 4th ed. London: Aslib .
MLA Citation
Hall, J. L. (James Logan). Online Bibliographic Databases: a Directory And Sourcebook. 4th ed. London: Aslib , 1986.
Warning: These citations may not always be complete (especially for serials).