APA način citiranja (7. izdanje)

Crawford, F. R. (1973). Business systems with punched card dta processing and systems. Prentice-Hall.

Čikaški stil citiranja (17. izdanje)

Crawford, F. Robert. Business Systems with Punched Card Dta Processing and Systems. Englewood Cliffs, N.J: Prentice-Hall, 1973.

MLA način citiranja (9. izdanje)

Crawford, F. Robert. Business Systems with Punched Card Dta Processing and Systems. Prentice-Hall, 1973.