Sigma 9

Edizioni Scudo

Sigma 9 (Italian Edition)                        

DEBATE

Artificial: La nueva inteligencia y el contorno de lo humano

10022809 Records DK

SIGMA#9                                          

7710255 Records DK

9 Sigma                                          

SIGMA XI Quarterly (Volume 8-10)                

Blanvalet Taschenbuch Verlag

Das Auge Gottes: Roman (SIGMA Force 9) (German Edition)

William Morrow

The Eye of God: A Sigma Force Novel (Sigma Force Series Book 9) (English Edition)

Sales and Marketing the Six Sigma Way by Michael Webb (9-Jan-2013) Paperback

Independently published

El hombre sigma: La nueva masculinidad          

Summer Dreams by Dr Sigma G R (2015-09-09)