APA (7th ed.) Citation

Koller, E. L. (1924). Artistic alphabets for show-cards and signs. McKay.

Chicago Style (17th ed.) Citation

Koller, E. L. Artistic Alphabets for Show-cards and Signs. Philadelphia: McKay, 1924.

MLA (8th ed.) Citation

Koller, E. L. Artistic Alphabets for Show-cards and Signs. McKay, 1924.

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