@Book chapter{b1000000651156,
	author =  "Brazis, Romuald", 
	title = "Uczeń i nauczyciel jako dwaj wędrowcy w chmurach i sieciach wirtualnej przestrzeni: czy tam się odnajdą? = Student and teacher as the two wanderers in the clouds and networks of virtual space. Do they find one another there? ",
	publisher = "",
    year =      ""
}