Uravnenie na shtastlivata sŭdba
By: Li͡udmila Geneva, Ralcho Trashliev.
Contributors: Trashliev, Ralcho.
Edition: 1. izd.
Publisher: Izd-vo na Otechestvenii͡a front
Published: 1984
Place of publication: Sofii͡a
Language: bul
Number of pages: 93
Subjects: Vocational guidance -- Bulgaria.