APA استشهاد

Harsh Bala. (2010). Digital libraries: Preservation and archiving. Gnosis.

استشهاد بنمط شيكاغو

Harsh Bala. Digital Libraries: Preservation and Archiving. Delhi: Gnosis, 2010.

MLA استشهاد

Harsh Bala. Digital Libraries: Preservation and Archiving. Gnosis, 2010.