एपीए उद्धरण

Không rõ. (1991). Principles of Distributed Database Systems. NOTNXB.

शिकागो स्टाइल उद्धरण

Không rõ. Principles of Distributed Database Systems. NOTNXB, 1991.

एमएलए उद्धरण

Không rõ. Principles of Distributed Database Systems. NOTNXB, 1991.