Columbia subject headings:
Leontʹev, A. A. (Alekseĭ Alekseevich), 1936-2004.
Leontʹev, A. N. (Alekseĭ Nikolaevich)
Psycholinguistics.
Sociolinguistics.
Thought and thinking.
Vygotskiĭ, L. S. (Lev Semenovich), 1896-1934.
Harvard subject headings:
Leontʹev, A. A.
Leontʹev, A. A. (Alekseĭ Alekseevich), 1936-2004--Congresses.
Leontʹev, A. A. (Alekseĭ Alekseevich), 1936-2004.
Leontʹev, A. N. (Alekseĭ Nikolaevich)--Congresses.
Psycholinguistics--Congresses.
Sociolinguistics--Congresses.
Thought and thinking--Congresses
Vygotskiĭ, L. S. (Lev Semenovich), 1896-1934
Vygotskiĭ, L. S. (Lev Semenovich), 1896-1934--Congresses.
Princeton subject headings: