Ya. B. ZELDOVICH and A. D. MYSKIS Elements of Applied Mathematics -1976

Ya. B. ZELDOVICH and A. D. MYSKIS Elements of Applied Mathematics Translated from the Russian by George Yankovsky   (Я. Б. ЗЕЛЬДОВИЧ и А. Д. МЫСКИС
Элементы прикладного Математика )

LINK
http://www.mediafire.com/file/5sx3vnnkwfgntda/Zeldovich-Myskis-Elements-of-Applied-Mathematics.pdf