PT - JOURNAL ARTICLE AU - , AU - , TI - Simulating Population Growth and Regulation AID - 10.2307/4444414 DP - 1973 Sep 01 TA - The American Biology Teacher PG - 325--334 VI - 35 IP - 6 4099 - http://abt.ucpress.edu/content/35/6/325.short 4100 - http://abt.ucpress.edu/content/35/6/325.full