Trigon Action

Y Lolfa

Social Business in Action - Trigonos in Eryri    

Michael Robb Mathias jr.

Trigon Daze: (The Legend of Vanx Malic Book Five) (English Edition)

Raven Tale

TRIGON (English Edition)                        

Independently published

The Trigon Incident                              

The Chronicles Of Life And Death (English Edition)

LA CONFRERIE DU TRIGONE (French Edition)        

éditions du Masque d'Or

Faux socle en trigone                            

Phoenix Pick

Emprise: The Trigon Unity Book 1                

Routledge

The Intelligent Unconscious in Modernist Literature and Science

Phoenix Pick

Enigma: The Trigon Unity Book 2 (English Edition)