edited by Harold Lasswell, Daniel Lerner and John D. Montgomery
MIT Press, 1976
Buku Teks
Choudhury, Masudul Alam, 1948-, author
Ankara, 1993
Buku Teks
Artikel Jurnal
UNESCO, 1966
Buku Teks
Pieris, Ralph, compiler
Abhinav Publications, 1977
Buku Teks