共 33 条
- [1] Anderson R., 2007, Descriptive Presentation of Qualitative Data, V3, P1
- [2] [Anonymous], 2006, IUCN RED LIST THREAT
- [3] [Anonymous], 1996, National Science Education Standards
- [4] [Anonymous], TEARS LIQUIDAMBAR OR
- [6] Clay TW, 2008, AM BIOL TEACH, V70, P363, DOI 10.1662/0002-7685(2008)70[363:HPSAIA]2.0.CO
- [7] 2
- [8] eMINTS National Center, 2008, INT TEACH LEARN