Cita APA

Kogent Learning Soultion s Inc & Grover DR. (2004). Reference Services And Sources of information. Ess Ess Publication.

Chicago Edition Citation

Kogent Learning Soultion s Inc i Grover DR. Reference Services And Sources of Information. New Delhi: Ess Ess Publication, 2004.

Cita MLA

Kogent Learning Soultion s Inc i Grover DR. Reference Services And Sources of Information. Ess Ess Publication, 2004.