Yoshitake, Kiyohiko
Sage Publications, 1973
Buku Teks
Webb, Herschel, author
Colombia University Press, 1957
Buku Teks
Poe, Jerry B., author
Richard D. Irwin, 1974
Buku Teks
Poe, Jerry B., author
Richard D. Irwin, 1986
Buku Teks
Poe, Jerry B., author
Richard D. Irwin, 1972
Buku Teks