TY  - BOOK
AU  - Abao-an, Olivia L.
TI  - Difficulties of high school sophomore students in algebra at the Polytechnic State College of Antique
PY  - 1983///
N1  - Thesis (M.A.T. Math) -- Marikina Institute of Science and Technology, 1983; Bibliography: leaves 53-55
ER  -