Columbia subject headings:
American periodicals--Directories.
Poetry--Marketing--Directories.
Poetry--Marketing--Handbooks, manuals, etc.
Poetry--Publishing--Directories.
Publishers and publishing--United States--Directories.
Harvard subject headings:
American periodicals--Directories.
Poetry--Marketing--Directories.
Poetry--Marketing--Handbooks, manuals, etc.
Poetry--Publishing--Directories.
Publishers and publishing--United States--Directories
Princeton subject headings:
American periodicals--Directories.
Directories.
Poetry--Marketing--Directories.
Poetry--Marketing--Handbooks, manuals, etc.
Poetry--Publishing--Directories.
Publishers and publishing--United States--Directories.