Beves G.P., Filchakov P.F. et al. A guide to elementary mathematics. In Russian /Bevz G.P., Filchakov P.F. i dr. Spravochnik po elementarnoy matematike. Kyiv Naukova thought in 1972. The reference book contains information on arithmetic, algebra, and elementary functions, including trigonometry, planimetry, and stereometry, with instructions on how to solve examples and problems of various types and degrees of difficulty. Please contact us for details on condition of available copies of the book. SKUalbf79c55805c066629.