Columbia subject headings:
Clerks--Labor unions--Periodicals.
Sales personnel--Periodicals.
Harvard subject headings:
Princeton subject headings:
Clerks (Retail trade)--Labor unions--Canada--Periodicals.
Clerks (Retail trade)--Labor unions--United States--Periodicals.
Retail Clerks International Association--Periodicals.
Retail Clerks International Union--Periodicals.
Sales personnel--Canada--Periodicals.
Sales personnel--United States--Periodicals.