Columbia subject headings:
Hüseyin Vassaf, 1872-1929--Correspondence.
Poets, Turkish.
Sufism--Turkey.
Harvard subject headings:
Hüseyin Vassaf, 1872-1929--Correspondence.
Poets, Turkish.
Sufism--Turkey
Princeton subject headings:
Hüseyin Vassaf, 1872-1929--Correspondence.
Poets, Turkish.
Sufism--Turkey.