Glossbrenner, A. (1992). Glossbrenner's guide to shareware for small businesses. Windcrest/McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Glossbrenner, Alfred. Glossbrenner's Guide to Shareware for Small Businesses. Blue Ridge Summit, PA.: Windcrest/McGraw-Hill, 1992.
Lua MLA (8ú heag.)Glossbrenner, Alfred. Glossbrenner's Guide to Shareware for Small Businesses. Windcrest/McGraw-Hill, 1992.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.