TY  - GEN
AU  - Larson, Mary Jo
AU  - Buckley, Julie
TI  - How do we know we are making a difference? : a community substance abuse indicators handbook [PDF]
PY  - 1997///
CY  - Boston
PB  - Join Together
KW  - alcohol
KW  - drugs
KW  - evaluatie
KW  - indicatoren
KW  - lokaal beleid
KW  - preventie
KW  - VS
UR  - http://www.google.com/search?q=How-do-we-know-we-are-making-a-difference a-community join-togetherunity substance 
ER  -