Jensen, K. F. (2008). Cautious beginnings: Canadian foreign intelligence, 1939-51. UBC Press.
Chicago-čujuhus (17. p.)Jensen, Kurt F. Cautious Beginnings: Canadian Foreign Intelligence, 1939-51. Vancouver: UBC Press, 2008.
MLA-čujuhus (9. p.)Jensen, Kurt F. Cautious Beginnings: Canadian Foreign Intelligence, 1939-51. UBC Press, 2008.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.