Choveshkata deĭnost
Subtitle: sistemen analiz
By: Krum Krumov.
Edition: 1. izd.
Publisher: Universitetsko izd-vo "Sv. Kliment Okhridski"
Published: 1992
Place of publication: Sofii͡a︡
Language: bul
Number of pages: 180
Subjects: Human behavior.; Behavior evolution.; Human evolution.
Other titles: Human activity.
Notes: Includes bibliographical references (p. 170-171).
Title on p. 172: Human activity.
Summary in English.