Cita APA (7th ed.)
Typefaces including rules and borders. Printpak.
Cita Chicago (17th ed.)
Typefaces Including Rules and Borders. Nairobi: Printpak.
Cita MLA (9th ed.)
Typefaces Including Rules and Borders. Printpak.
Atenció: Aquestes cites poden no estar 100% correctes.