Villanueva, Rene O. Sisiw si Balagtas : at iba pang dulang pang-high school / Rene O. Villanueva. - Pasig City : Anvil Publishing, c2009. - xv, 162 p. ; 23 cm. ISBN: 9789712722974 Subjects--Topical Terms: Philippine drama--Collected works. LC Class. No.: PL6155 / .V542 2009