Krishna Kumar P.V. (1993). Interaction effect of some effective variables on achievement in mathematics of secondary school pupils of Kerala.
استشهاد بنمط شيكاغوKrishna Kumar P.V. Interaction Effect of Some Effective Variables on Achievement in Mathematics of Secondary School Pupils of Kerala. 1993.
MLA استشهادKrishna Kumar P.V. Interaction Effect of Some Effective Variables on Achievement in Mathematics of Secondary School Pupils of Kerala. 1993.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.