Pamela J. Shoemaker / Timothy Vos
Librería Samer Atenea
Kálamo Books
Librería Elías (Asturias)
Librería Kolima (Madrid)
Librería Proteo (Málaga)
Gatekeeping Theory examines the process by which the billions of messages that are available in today’s media world get cut down and transformed into the hundreds of messages that reach a given person on a given day.