APA استشهاد

Date,C.J. (1981). An introduction to database systems. 3rd Ed. Vol.1 (3rd.). Narosa.

استشهاد بنمط شيكاغو

Date,C.J. An Introduction to Database Systems. 3rd Ed. Vol.1. 3rd. New Delhi: Narosa, 1981.

MLA استشهاد

Date,C.J. An Introduction to Database Systems. 3rd Ed. Vol.1. 3rd. Narosa, 1981.