Adams, S., & Adams, S. (2006). Logo design workbook Sean Adams, Noreen Morioka and Terry Stone. Rockport Publishers.
Chicago Style aipamenaAdams, Sean, and Sean Adams. Logo Design Workbook Sean Adams, Noreen Morioka and Terry Stone. Rockport Publishers, 2006.
MLA aipamenaAdams, Sean, and Sean Adams. Logo Design Workbook Sean Adams, Noreen Morioka and Terry Stone. Rockport Publishers, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.