Short description: In Russian. Andronov, Ivan Kozmich. Trigonometry of acute angle based on practical tasks. Moscow: Uchpedgiz, 1959. Trigonometriya ostrogo ugla na osnove prakticheskikh zadach. In Russian /Acute Angle Trigonometry Based on Practical Tasks . The image is provided for reference only. It may reflect condition of one of the available copies or only help in identifying the edition. Please feel free to contact us for a detailed description of the copies available. SKU5944678