APA (7th ed.) Citation

Forsyth, F. (2009). O quarto protocolo. SIC Idea y Creación.

Chicago Style (17th ed.) Citation

Forsyth, Frederick. O Quarto Protocolo. SIC Idea y Creación, 2009.

MLA (8th ed.) Citation

Forsyth, Frederick. O Quarto Protocolo. SIC Idea y Creación, 2009.

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