APA (7th ed.) Zitazioa

Wotzkow, H. (1967). The art of hand-lettering: Its mastery and practice. Dover.

Chicago Style (17th ed.) Zitazioa

Wotzkow, Helm. The Art of Hand-lettering: Its Mastery and Practice. Nueva York: Dover, 1967.

MLA (9th ed.) Zitazioa

Wotzkow, Helm. The Art of Hand-lettering: Its Mastery and Practice. Dover, 1967.