Hancock, Alan, 1965-
Planning for educational mass media
Longman, 1977
 Buku Teks
McGraw-Hill yearbook of science and technology : 1968
McGraw-Hill, 1968
 Buku Referensi
McGraw-Hill yearbook of science and technology : 1969
McGraw-Hill, 1969
 Buku Referensi
McGraw-Hill yearbook of science and technology : 1962
McGraw-Hill, 1962
 Buku Referensi
McGraw-Hill yearbook of science and technology : 1964
McGraw-Hill, 1964
 Buku Referensi