Παραπομπή APA

Sewa Singh. (1995). S.R.Ranganathan: Birth centenary literature. Ess Ess.

Παραπομπή Chicago Style

Sewa Singh. S.R.Ranganathan: Birth Centenary Literature. New Delhi: Ess Ess, 1995.

Παραπομπή MLA

Sewa Singh. S.R.Ranganathan: Birth Centenary Literature. Ess Ess, 1995.