Columbia subject headings:
Dari language--Grammar, Comparative--Pushto.
Dari language--Inflection.
Dari language--Phonology.
Pushto language--Grammar, Comparative--Dari.
Pushto language--Inflection.
Pushto language--Phonology.
Harvard subject headings:
Dari language--Grammar, Comparative--Pushto.
Dari language--Inflection.
Dari language--Phonology.
Pushto language--Grammar, Comparative--Kabuli-Persian.
Pushto language--Inflection.
Pushto language--Phonology.
Princeton subject headings:
Dari language--Grammar, Comparative--Pushto.
Dari language--Inflection.
Dari language--Phonology.
Pushto language--Grammar, Comparative--Dari.
Pushto language--Inflection.
Pushto language--Phonology.