| 000 | 00506nam a22001457a 4500 | ||
|---|---|---|---|
| 008 | 140325b xxu||||| |||| 00| 0 eng d | ||
| 082 | _a505 | ||
| 110 | _aScientific american | ||
| 245 |
_aScientific american: _bspecial issue / |
||
| 260 |
_aS.l. _bScientific american, _c2005. |
||
| 500 | _aA plan for a bright future beyond 2050 Crossroads for planet earth The population peak | ||
| 650 |
_97687 _aScience. |
||
| 856 | _uhttp://www.scientificamerican.com/magazine/sa/2005/09-01/ | ||
| 942 |
_2ddc _cNFIC _n0 |
||
| 999 |
_c7628 _d7628 |
||