APA (7e ed.) Bronvermelding

Jones, E. (1993). dBASE IV 2.0 inside & out. Osborne McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Jones, Edward. DBASE IV 2.0 Inside & Out. Berkeley: Osborne McGraw-Hill, 1993.

MLA (9e ed.) Bronvermelding

Jones, Edward. DBASE IV 2.0 Inside & Out. Osborne McGraw-Hill, 1993.