PT  - JOURNAL ARTICLE
AU  - , 
TI  - Review
AID  - 10.2307/4446610
DP  - 1979 May 01
TA  - The American Biology Teacher
PG  - 314--315
VI  - 41
IP  - 5
4099  - http://abt.ucpress.edu/content/41/5/314.4.short
4100  - http://abt.ucpress.edu/content/41/5/314.4.full