APA (7th ed.) Citation

Kallir, A. (1961). Sign and design: The psychogenetic source of the alphabet. James Clarke.

Chicago Style (17th ed.) Citation

Kallir, Alfred. Sign and Design: The Psychogenetic Source of the Alphabet. Londres: James Clarke, 1961.

MLA (9th ed.) Citation

Kallir, Alfred. Sign and Design: The Psychogenetic Source of the Alphabet. James Clarke, 1961.

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