Borrong, R.P. Adven dan Kepedulian terhadap Lingkungan. - Jakarta: UPI STT Jakarta, 2002 - 42p. 21 cm. Subjects--Topical Terms: Khotbah--AdvenEkologi--Khotbah LC Class. No.: BV4223 / .B7378 2002 Dewey Class. No.: 252