@misc{Konstantinakos_Pantelis_The,
 author={Konstantinakos, Pantelis and Theodorou, Apostolis and Tsoumas, Athanasios},
 copyright={Akademia Wychowania Fizycznego w Poznaniu},
 howpublished={online},
 publisher={Akademia Wychowania Fizycznego w Poznaniu},
 language={eng},
 type={artykuł},
 title={The influence of social environment on the development of the concept of volunteerism in students},
 keywords={olympic volunteerism, social environment},
}