APA (7th ed.) Citation
Cowart, R., & Schellenberger, W. (1988). Einführung in dBASE III PLUS: ABC's of dBASE III PLUS. SYBEX.
Chicago Style (17th ed.) Citation
Cowart, Robert, and Wolfgang Schellenberger. Einführung in DBASE III PLUS: ABC's of DBASE III PLUS. Düsseldorf: SYBEX, 1988.
MLA (9th ed.) Citation
Cowart, Robert, and Wolfgang Schellenberger. Einführung in DBASE III PLUS: ABC's of DBASE III PLUS. SYBEX, 1988.
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