Nacianceno, Natividad T. Statistics for secondary schools / by Natividad T. Nacianceno, Modesta G. Lugos and Ligaya B. Garcia. - Metro Manila : National Book Store, c1981. - 199 pages : illustrations ; 22 cm. ISBN: 9710800647 Subjects--Topical Terms: Statistics LC Class. No.: HA29 / N15 1981