Ingold, Tim, 1948-, author
Routledge, 2015
Buku Teks
Huebner, S. S., author
Appleton-Century Crafts, 1958
Buku Teks
Huebner, S. S., author
Appleton Century Crofts, 1972
Buku Teks
Ikeda, Daisaku, 1928-, author
Nichiren Shoshu International Center, 1976
Buku Teks
Lasswell, Thomas E
Scott, Foresman, 1970
Buku Teks