Παραπομπή APA

Sehgal, R. L. (1998). Statistical techniques for librarians. Ess Ess Publications.

Παραπομπή Chicago Style

Sehgal, R. L. Statistical Techniques for Librarians. New Delhi: Ess Ess Publications, 1998.

Παραπομπή MLA

Sehgal, R. L. Statistical Techniques for Librarians. Ess Ess Publications, 1998.