Difficulties of teachers teaching elementary mathematics in the public elementary schools in the Division of Dagupan City for the school year 1961-1972 a critical analysis [microform].

Sonraí bibleagrafaíochta
Príomhchruthaitheoir: Sta. Maria, Celerina B. 1929-
Formáid: Visual Material
Teanga:English
Foilsithe / Cruthaithe: Quezon City Photoduplication Service, University of the Philippines Library 1979.
Ábhair: