Columbia subject headings:
Literary historians--Romania--Correspondence.
Petrescu, Ioana Em--Correspondence.
Petrescu, Liviu--Correspondence.
Harvard subject headings:
Literary historians--Romania--Correspondence.
Petrescu, Ioana Em.--Correspondence.
Petrescu, Liviu--Correspondence.
Princeton subject headings:
Literary historians--Romania--Correspondence.
Petrescu, Ioana Em.--Correspondence.
Petrescu, Liviu--Correspondence.