NOW AVAILABLE IN SPANISH at https: //www.amazon.co.uk/LIBRO-COLORACI%C3%93N-DEL-CABELLO-Coloraci%C3%B3n/dp/B08WZDPW39/ref=sr_1_1?dchild=1&keywords=el+libro+de+la+coloracion+de+cabello&qid=1613816571&s=books&sr=1-1. The Hair Colouring Book is a practical guide to the theory of colouring hair. It is specifically written for young hairdressers in training. There are 17 chapters and the topics covered include; The Consultation, Levels and Tones, The Colour...