Style de citation APA

Ullman, J. D. (1982). Principles of database systems. Rockville, Md: Computer Science Press.

Style de citation Chicago

Ullman, Jeffrey D. Principles of Database Systems. Rockville, Md: Computer Science Press, 1982.

Style de citation MLA

Ullman, Jeffrey D. Principles of Database Systems. Rockville, Md: Computer Science Press, 1982.

Attention : ces citations peuvent ne pas être correctes à 100%.