APA-referens (7:e uppl.)

Beam, W. R. (1990). Systems engineering: Architecture and design. McGraw-Hill.

Chicago-referens (17:e uppl.)

Beam, Walter R. Systems Engineering: Architecture and Design. New York: McGraw-Hill, 1990.

MLA-referens (9:e uppl.)

Beam, Walter R. Systems Engineering: Architecture and Design. McGraw-Hill, 1990.