Columbia subject headings:
Gippius, Z. N. (Zinaida Nikolaevna), 1869-1945--Bibliography.
Harvard subject headings:
Gippius, Z. N. (Zinaida Nikolaevna), 1869-1945--Bibliography.
Princeton subject headings:
Gippius, Z. N. (Zinaida Nikolaevna), 1869-1945--Bibliography.