Cita APA (7a ed.)

Bolle, K. (1973). Computer Fibel. R.v.Decker.

Cita Chicago Style (17a ed.)

Bolle, Karl. Computer Fibel. Hamburg: R.v.Decker, 1973.

Cita MLA (8a ed.)

Bolle, Karl. Computer Fibel. R.v.Decker, 1973.