$a Kp. Polonica Canadiana : a bibliographical list of the Canadian Polish imprints 1958-1970 / Vincent Zolobka. Polonica Canadiana : 1848-1957 : cumulative supplement / Victor Turek, Vincent Zolobka. - Toronto, 1978. $b Przedm.
670
$a BNPol online
670
$a http://www.uottawa.ca/academic/grad-etudesup/ukr/cbull1.html $b (University of Toronto)
670
$a Kp. Między brzegami / Danuta Irena Bieńkowska. - Londyn 1978. $b Oprac.
670
$a LC
670
$a Kp. Polish-Soviet relations / by Bohdan B. Budurowycz. - New York ; London 1963.