Columbia subject headings:
Indo-Aryan philology.
Indo-Aryans.
Vedas. R̥gveda--Language.
Harvard subject headings:
Indo-Aryan philology.
Indo-Aryans.
Vedas. R̥gveda.
Vedic language.
Princeton subject headings:
Sanskrit language--Etymology.
Sanskrit language--Foreign elements.
Vedas. R̥gveda--Language, style.
Vedic language--Etymology.
Vedic language--Foreign elements.