DZRH: Omniscriptum DZRH: Paperback, 172 pages, Christabel Donatienne Ruby

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. DZRH (666 kHz Metro Manila) is a radio station in Metro Manila owned and operated by the Manila Broadcasting Company. The station's studio is located at CCP Complex in Pasay, Philippines, while its transmitter is located at Brgy. Malanday, Valenzuela. DZRH operates 24-hours a day except on Mondays where it signs-off at 12:30am and during Holy Week where it signs-off from midnight of Good Friday and lasts until 4:00am of Easter Sunday.