Lindsley, Charles Frederick Radio and television communication. - 1st ed. - New York McGraw-Hill 1952. - 492 p. illus. 24 cm. Includes bibliography. LCCN: 52006543 /L Subjects--Topical Terms: Radio broadcastingTelevision broadcasting LC Class. No.: PN1991.5 / .L5 Dewey Class. No.: 791.4 792.94*