Columbia subject headings:
Authors, Russian--19th century--Biography.
Authors, Russian--20th century--Biography.
Educators--Russia (Federation)--Nizhegorodskai︠a︡ oblastʹ--Biography.
Ershova, Aleksandra Alekseevna, 1865-1933--Correspondence.
Ershova, Aleksandra Alekseevna, 1865-1933.
Harvard subject headings:
Authors, Russian--19th century--Biography
Authors, Russian--20th century--Biography
Educators--Russia (Federation)--Nizhegorodskai︠a︡ oblastʹ--Biography.
Ershova, Aleksandra Alekseevna, 1865-1933
Ershova, Aleksandra Alekseevna, 1865-1933--Correspondence.
Princeton subject headings:
Authors, Russian--19th century--Biography.
Authors, Russian--20th century--Biography.
Educators--Russia (Federation)--Nizhegorodskai︠a︡ oblastʹ--Biography.
Ershova, Aleksandra Alekseevna, 1865-1933--Correspondence.
Ershova, Aleksandra Alekseevna, 1865-1933.