Systems analysis for information retrieval /
Townley, Helen M.
Systems analysis for information retrieval / Helen M. Townley. - London : Deutsch in association with the Institute of Information Scientists, 1978. - xiv, 121 p. : ill, form ; 23 cm. - Institute of Information Scientists .
A Grafton book.
Includes bibliographical references : p.110-115 and index.
0233969209
Information storage and retrieval systems.
System analysis.
Systems analysis for information retrieval / Helen M. Townley. - London : Deutsch in association with the Institute of Information Scientists, 1978. - xiv, 121 p. : ill, form ; 23 cm. - Institute of Information Scientists .
A Grafton book.
Includes bibliographical references : p.110-115 and index.
0233969209
Information storage and retrieval systems.
System analysis.