@InCollection{Tarkowski:2009,
author
=
"Z.Tarkowski and E.Skorek",
title
=
"Case study as a research method",
pages
=
"9--21",
year
=
"2009",
booktitle
=
"Case study in speech - language pathology ISBN: 9788374812924",
editor
=
"ed. Ewa Małgorzata Skorek & Zbigniew Tarkowski",
publisher
=
"Oficyna Wydaw. Uniwersytetu Zielonogórskiego",
address
=
"Zielona Góra",
}