Columbia subject headings:
Harvard subject headings:
Diet therapy--History--Encyclopedias.
Diet--History--Encyclopedias.
Dieting--History--Encyclopedias.
Diets--History--Encyclopedias.
Reducing diets--History--Encyclopedias.
Princeton subject headings:
Diet therapy--History--Encyclopedias.
Diet--History--Encyclopedias.
Dieting--History--Encyclopedias.
Encyclopedias.