Black, Sam
Practical public relations Sam Black - 4th ed. - New Delhi: Universal Book, 1990. - xiii, 229p.
eng
8185274568
Mass communication
659.2 / BLP
Practical public relations Sam Black - 4th ed. - New Delhi: Universal Book, 1990. - xiii, 229p.
eng
8185274568
Mass communication
659.2 / BLP