Uchebnik trigonometrii dli͡a srednikh shkol
By: N.P. Sletov ; s 63 chertezhami raboty G.G. Bera
Contributors: Ber, G. G.
Edition: Perer. i sokr. izd.
Publisher: Izd. Akt͡s. obshch. Valʹters i Rapa
Published: 1922
Place of publication: Riga
Language: rus
Number of pages: 162
Subjects: Trigonometry
Notes: Errata slip inserted.