Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (9a ed.)

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