Citace podle APA (7th ed.)
KNOLLE, H. (1997). INCIDENCE AND PREVALENCE OF ILLEGAL DRUG USE IN SWITZERLAND IN THE 1980s AND EARLY 1990s: AN ANALYTICAL STUDY.
Citace podle Chicago (17th ed.)
KNOLLE, H. INCIDENCE AND PREVALENCE OF ILLEGAL DRUG USE IN SWITZERLAND IN THE 1980s AND EARLY 1990s: AN ANALYTICAL STUDY. 1997.
Citace podle MLA (9th ed.)
KNOLLE, H. INCIDENCE AND PREVALENCE OF ILLEGAL DRUG USE IN SWITZERLAND IN THE 1980s AND EARLY 1990s: AN ANALYTICAL STUDY. 1997.
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