Παραπομπή APA

Sobha M A. (1997). An investigation into certain psychological factors related to achievement in Malayalam of secondary school pupils.

Παραπομπή Chicago Style

Sobha M A. An Investigation into Certain Psychological Factors Related to Achievement in Malayalam of Secondary School Pupils. 1997.

Παραπομπή MLA

Sobha M A. An Investigation into Certain Psychological Factors Related to Achievement in Malayalam of Secondary School Pupils. 1997.