Columbia subject headings:
Nadezhdin, N. I. (Nikolaĭ Ivanovich), 1804-1856.
Harvard subject headings:
Aesthetics.
Nadezhdin, N. I. (Nikolaĭ Ivanovich), 1804-1856.
Philosophy.
Russian literature--History and criticism
Princeton subject headings:
Nadezhdin, N. I. (Nikolaĭ Ivanovich), 1804-1856.