References

References
DAUBENMIRE, R. 1968. Plant communities. Harper & Row, New York.
Daubenmire
Plant communities
1968
BIOLOGICAL SCIENCES CURRICULUM STUDY. 1968. High school biology. (BSCS Green Version.) Rand McNally & Co., Chicago.
Biological Sciences Curriculum Study
High school biology
1968
PRAMER, D. 1965. Life in the soil. (BSCS laboratory block.) D. C. Heath & Co., Boston.
Pramer
Life in the soil
1965
SUSSMAN, A. S. 1964. Microbes: their growth, nutrition, and interaction. (BSCS laboratory block.) D. C. Heath & Co., Boston.
Sussman
Microbes: their growth, nutrition, and interaction
1964
MEYER, D. E. 1968. A technique of bringing living ecological systems into the laboratory. American Biology Teacher30 (3): 193-197.
Meyer
3
193
30
American Biology Teacher
1968
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