ISBN 1372784497 books & textbook
Sónya Kovalévsky; Her Recollections of Childhood
Leffler, Anne Charlotte 1849-1892 Hapgood, Isabel Florence Kovalevskaia, S. V. (Sofia Vasilevna) 1
Wentworth Press /2016-08-28 Hardcover / 330 Pages
isbn-10: 1372784497 / isbn-13: 9781372784491
