Correction of errors and increasing the front crawl swimming technique efficiency of students of physical education and sport

Mandzák, Peter, 1977-

Correction of errors and increasing the front crawl swimming technique efficiency of students of physical education and sport / Peter Mandzák, Martina Mandzáková. -- [1st ed.]. -- Poznań : Ośrodek Rekreacji, Sportu i Edukacji w Poznaniu, 2014. -- 87 s. : gr., tab. ; 24 cm. -- Bibliografia s. 74-83