@book{Szyszymar:2003,
author
=
"E.Szyszymar and E.Kowal",
title
=
"Partnerstwo w medycynie pracy",
publisher
=
"Wojewódzki Ośrodek Medycyny Pracy",
address
=
"Zielona Góra",
pages
=
"182",
year
=
"2003",
}