Print͡sipŭt za edinstvo na teorii͡a i praktika v integralnii͡a podkhod
By: S. T͡Solova, El. Pencheva.
Publisher: T͡Sentr. in-t za usŭvŭrshenstvuvane na uchiteli i rŭkovodni kadri "Vela Blagoeva"
Published: 1983
Place of publication: Sofii͡a
Language: bul
Number of pages: 47