Sokhrani seĭchas, chtoby ne zhaletʹ potom
Subtitle: sbornik informat︠s︡ionnykh materialov
By: M.V. Gileva  ... [et al.].
Publisher: Zabaĭkalʹskiĭ gos. pedagogicheskiĭ universitet
Published: 2001
Place of publication: Chita
Language: rus
Number of pages: 50