APA (7th ed.) Citation

Hess, S. (1972). The modification of letterforms / Stanley Hess. Art Direction Book.

Chicago Style (17th ed.) Citation

Hess, Stanley. The Modification of Letterforms / Stanley Hess. New York: Art Direction Book, 1972.

MLA (9th ed.) Citation

Hess, Stanley. The Modification of Letterforms / Stanley Hess. Art Direction Book, 1972.

Warning: These citations may not always be 100% accurate.