na YOGYA-02110000003682 20150309141836.0 ind 1-84028-441-2 0010-021100000003682 RQ 500 Sci SCIENCE and technology year by year London Marshal Publishing 2001 240 hlm.;ilus.;30 cm. Sains - buku tahunan Spilling, Michael;Griffin, Stephen YOPDYOG 2835-pd/p.04