| 1 |  | Life & physical sciences : Science voyages . - NewYork : McGraw Hill , 2001. - 1042 tr ; 28 cm. - ( National geographic society )
Thông tin xếp giá: 500/A.000055-000057 |
| 2 | | Science voyages : Grade 8 : Exploring the life, earth, and physical sciences / Alton Biggs, John Eric Burns, Lucy Daniel . - NewYork : Glencoe , 2000. - NC32,XXIV,644 tr ; 27 cm. - ( National geographic society )
Thông tin xếp giá: 500/A.000048-000049 |
| 3 | | Life science : Science voyages . - NewYork : McGraw Hill , 2001. - XXIV,779 tr ; 28 cm. - ( National geographic society )
Thông tin xếp giá: 500/A.000050-000052 |