Swerdlow, Irving
Syracuse University Press, 1963
Buku Teks
Swerdlow, Irving
Frederick A. Praeger, 1975
Buku Teks
by Dwight Waldo ... [et.al.]
Duke University Press, 1970
Buku Teks
Carlson, Sune
Svenska Bokforlaget, 1964
Buku Teks SO
edited by Clarence E. Thurber
Duke University Press, 1973
Buku Teks SO