@book{Kuczyński:2003,
author
=
"M.Kuczyński",
title
=
"The switchboard theory of second language, ISBN: 838932170X",
publisher
=
"Oficyna Wydaw. Uniwersytetu Zielonogórskiego",
address
=
"Zielona Góra",
year
=
"2003",
pages
=
"95",
}