Cita APA
Du Plessis, J. (2012). The definitive guide to point and figure: A comprehensive guide to the theory and practical use of the point and figure charting method (2nd ed.). Harriman House.
Citación estilo Chicago
Du Plessis, Jeremy. The Definitive Guide to Point and Figure: A Comprehensive Guide to the Theory and Practical Use of the Point and Figure Charting Method. 2nd ed. Petersfield, Hampshire: Harriman House, 2012.
Cita MLA
Du Plessis, Jeremy. The Definitive Guide to Point and Figure: A Comprehensive Guide to the Theory and Practical Use of the Point and Figure Charting Method. 2nd ed. Harriman House, 2012.
Warning: These citations may not always be 100% accurate.