Overview These pages and disks form the PlayStation One SCEA SourceBook, a style guide for use by Sony Computer Entertainment America-licensed developers and publishers in creating tools and games for PlayStation. This kit covers proposals, game design and development guidelines, packaging design standards, submission, and manufacturing of games for PlayStation. Two 3.5" floppy disks, containing templates, fonts, and spine artwork guidelines, have been imaged and are available to on-site researchers.