Παραπομπή σε μορφή APA (7η εκδ.)

Mahzabin, Z., & Akhter, M. M. (2014). Piaget's pre operational stage and the role of social and cultural development of a child psychology in Bangladeshi context. BRAC University.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Mahzabin, Zafrin, και Ms. Mahmud Akhter. Piaget's Pre Operational Stage and the Role of Social and Cultural Development of a Child Psychology in Bangladeshi Context. BRAC University, 2014.

Παραπομπή σε μορφή MLA (8th εκδ.)

Mahzabin, Zafrin, και Ms. Mahmud Akhter. Piaget's Pre Operational Stage and the Role of Social and Cultural Development of a Child Psychology in Bangladeshi Context. BRAC University, 2014.