APA

Sluman (Roelf), .Internet Made Easy: Guide To The Internet For Compuserve Members (2 Floppies). : .

Chicago

Sluman (Roelf), .Internet Made Easy: Guide To The Internet For Compuserve Members (2 Floppies). : .

Harvard

Sluman (Roelf), .Internet Made Easy: Guide To The Internet For Compuserve Members (2 Floppies). : .

MLA

Sluman (Roelf), .: . .