Columbia subject headings:
Harvard subject headings:
American literature--Periodicals--Directories.
Book industries and trade--United States--Directories
Literature publishing--United States--Directories.
Literature--Societies, etc.--Directories.
Small presses--United States--Directories.
Princeton subject headings:
American literature--Societies, etc.--Directories.
Book industries and trade--United States--Directories.
Directories.
Literature--Publishing--United States--Directories.
Literature--United States--Periodicals--Directories.
Small presses--United States--Directories.