author = { Ellis, Maura AND Linke, Stuart AND Evans, Alison AND Kaczmarczuk, Madge AND Haddock, Gill },

title = { Substance abuse among schoolchildren in Pontefract },

publisher = {SAGE Publications},

isbn = {0017-8969},

isbn = {1748-8176},

keywords = { Public Health, Environmental and Occupational Health },

year = {1988},

url = { http://slubdd.de/katalog?TN_libero_mab2 }