Kammala wannan jumlar: A 1973 ya zama babban kocin 'yan wasan kwallon raga na Poland maza, lokacin yana da shekara 32. An san shi a matsayin koci mai buƙata, wanda ya ba da mahimmancin gaske ga shirye-shiryen jiki na 'yan wasan su. A shekarar 1974 ya jagoranci kungiyar kwallon raga ta Poland maza ta lashe kofin farko na
Gwarzon Duniya 1974 a tarihi.