Παραπομπή σε μορφή APA (7η εκδ.)

Basas, R. B. Effects of mathematics homework on the mathematics achievement of grade four pupils.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Basas, Rosemarie B. Effects of Mathematics Homework on the Mathematics Achievement of Grade Four Pupils. Quezon City, 1980.

Παραπομπή σε μορφή MLA (9th εκδ.)

Basas, Rosemarie B. Effects of Mathematics Homework on the Mathematics Achievement of Grade Four Pupils.