Glossbrenner, A. (1992). Glossbrenner's guide to shareware for small businesses. Windcrest/McGraw-Hill.
Cita Chicago Style (17a ed.)Glossbrenner, Alfred. Glossbrenner's Guide to Shareware for Small Businesses. Blue Ridge Summit, PA.: Windcrest/McGraw-Hill, 1992.
Cita MLA (8a ed.)Glossbrenner, Alfred. Glossbrenner's Guide to Shareware for Small Businesses. Windcrest/McGraw-Hill, 1992.
Precaución: Estas citas no son 100% exactas.