Obo, Beng R. Purposive communication / Beng R. Obo. - Quezon City : Wiseman's Books Trading, Inc., ©2025. - iv, 91 pages : illustrations ; 22 cm. Includes references. ISBN: 9786214184033 Subjects--Topical Terms: Communication. Dewey Class. No.: DFil 302.2 Ob5 2025