Sitter, Clara Loewen.
The vertical file and its alternatives : a handbook / Clara L. Sitter. - Englewood, Colo. : Libraries Unlimited, 1992. - xv, 256 p. : ill.
0872879100
93035012
Vertical files (Libraries)--Handbooks, manuals, etc.
Library materials--Handbooks, manuals, etc.
The vertical file and its alternatives : a handbook / Clara L. Sitter. - Englewood, Colo. : Libraries Unlimited, 1992. - xv, 256 p. : ill.
0872879100
93035012
Vertical files (Libraries)--Handbooks, manuals, etc.
Library materials--Handbooks, manuals, etc.