APA (7th ed.) Citation

Harrington, J. L. (1998). Relational database design clearly explained. AP Professional.

Chicago Style (17th ed.) Citation

Harrington, Jan L. Relational Database Design Clearly Explained. San Diego [u.a.]: AP Professional, 1998.

MLA (9th ed.) Citation

Harrington, Jan L. Relational Database Design Clearly Explained. AP Professional, 1998.