APA (7th ed.) Citation

Humphrey, S. M. (1986). Databases: A primer for retrieving information by computer. Prentice-Hall.

Chicago Style (17th ed.) Citation

Humphrey, Susanne M. Databases: A Primer for Retrieving Information by Computer. Englewood Cliffs, N. J: Prentice-Hall, 1986.

MLA (9th ed.) Citation

Humphrey, Susanne M. Databases: A Primer for Retrieving Information by Computer. Prentice-Hall, 1986.