The assertiveness of people who practice karate

Szark-Eckardt, Mirosława

The assertiveness of people who practice karate / Mirosława Szark-Eckardt ... [et al.]

In Fizičeskoe vospitanie studentov. -- Charkov : Charkovskoje oblastnoje otdelenie nacionaľnogo olimpijskogo komiteta Ukrainy, 2012. -- ISSN 2075-5279. -- Č. 4 (2012), s. 150-158