na YOGYA-02110000003700 20150331091956.0 ind 81-87233-26-5 0010-021100000003700 RQ 503 Inf INFINITYS encyclopaedia of science projects 1 st ed New Delhi Rajeev Setbi Infinity Books 2002 300 hlm. ; ilus. ; 25 cm. Sains - Ensiklopedi YOPDYOG 2909-PD/P.04