Basas, R. B. Effects of mathematics homework on the mathematics achievement of grade four pupils.
Citazione stile Chigago Style (17a edizione)Basas, Rosemarie B. Effects of Mathematics Homework on the Mathematics Achievement of Grade Four Pupils. Quezon City, 1980.
Citatione MLA (9a ed.)Basas, Rosemarie B. Effects of Mathematics Homework on the Mathematics Achievement of Grade Four Pupils.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.