Columbia subject headings:
Harvard subject headings:
Glottalization (Phonetics)
Indo-European languages--Phonology.
Proto-Indo-European language--Consonants.
Reconstruction (Linguistics)
Typology (Linguistics)
Princeton subject headings:
Glottalization (Phonetics)
Proto-Indo-European language--Consonants.
Reconstruction (Linguistics)
Typology (Linguistics)