August 24, 2010 DA 249, s. 2010 – PHILIPPINE NORMAL UNIVERSITY LIBRARY AND INFORMATION SCIENCE ALUMNI ASSOCIATION (PNULISSA), INC. SEMINAR-WORKSHOP
August 24, 2010 DA 249, s. 2010 – PHILIPPINE NORMAL UNIVERSITY LIBRARY AND INFORMATION SCIENCE ALUMNI ASSOCIATION (PNULISSA), INC. SEMINAR-WORKSHOP