APA Citation

FONTANA, D., & Firmin, H. (2003). The secret language of symbols: A visual key to symbols and their meanings. London: Duncan Baird.

Chicago Style Citation

FONTANA, David, and Hannah Firmin. The Secret Language of Symbols: A Visual Key to Symbols and Their Meanings. London: Duncan Baird, 2003.

MLA Citation

FONTANA, David, and Hannah Firmin. The Secret Language of Symbols: A Visual Key to Symbols and Their Meanings. London: Duncan Baird, 2003.

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