Cable, R. (1970). Audio-visual handbook (3rd. ed.). Univ. of London Press.
Citación estilo ChicagoCable, Ralph. Audio-visual Handbook. 3rd. ed. Univ. of London Press, 1970.
Cita MLACable, Ralph. Audio-visual Handbook. 3rd. ed. Univ. of London Press, 1970.
Warning: These citations may not always be 100% accurate.