Simpson, A. (1992). Understanding dBase IV 1.5 for Dos (Third Edition.). Singapore: Tech Publishing.
Chicago Style CitationSimpson, Alan. Understanding DBase IV 1.5 for Dos. Third Edition. Singapore: Tech Publishing, 1992.
MLA CitationSimpson, Alan. Understanding DBase IV 1.5 for Dos. Third Edition. Singapore: Tech Publishing, 1992.
Warning: These citations may not always be 100% accurate.