Παραπομπή APA

Sehgal,, G. S. (2001). Work education (1st.). APH.

Παραπομπή Chicago Style

Sehgal,, Gurcharan Singh. Work Education. 1st. New Delhi: APH, 2001.

Παραπομπή MLA

Sehgal,, Gurcharan Singh. Work Education. 1st. APH, 2001.