His Folksägner från Tveta ock Mo härader, 1908 t.p. (Bärnhard Karlgren)
Vem är det, 1981 necrol. (d. Oct. 20, 1978)
Biog. resource center (Contemp. authors), Feb. 22, 2007 ((Klas) Bernhard (Johannes) Karlgren; b. Oct. 5, 1889, Jonkoping, Sweden; d. Oct. 20, 1978; University of Uppsala, Dr. Phil., 1915; University of Stockholm, adjunct professor of Sinology, 1945-65)