共 9 条
[2]
FISHBURNE PM, 1979, NATIONAL SURVEY DRUG
[4]
HARRELL AV, 1981, DRUG ABUSE RURAL AM
[5]
JOHNSTON LD, 1979, DRUGS NATIONS HIGH S
[6]
JOHNSTON LD, 1977, DRUG USE AM HIGH SCH
[7]
JONES HL, 1978, DRUG USE ATTITUDES A
[9]
MILLER JD, 1978, HIGHLIGHTS NATIONAL