Druhy dil neni.
Ja muzu doporucit tuhle knizku:
http://www.amazon.com/Day-Geckos-Professional-Bree ders-Series/dp/393061295X/ref=pd_sim_sbs_14_3?ie=U TF8&dpID=51j3z-374IL&dpSrc=sims&preST=_AC_UL160_SR 118%2C160_&refRID=02M37HC3KRQHWJK7KQ64
Existuje jeste odboba v nemcine.