If you are looking for the textbook itself to match with solutions:
ГДЗ по математике за 4 класс, решебник и ответы онлайн skachat reshebnik matematiki 4 klass 1 chast geidman
: The printed textbook and workbooks are published by Russkoe Slovo and the MCCME . If you are looking for the textbook itself
Finding a downloadable "reshebnik" (solution book or GDZ) for the by B.P. Geidman, I.E. Misharina, and E.A. Zvereva involves looking for online answer keys and digital versions of the educational materials. Online Resources for Solutions (GDZ) skachat reshebnik matematiki 4 klass 1 chast geidman