KOKKEVI, A., & ET AL. FURTHER INVESTIGATION OF PSYCHOLOGICAL AND ENVIRONMENTAL CORRELATES OF SUBSTANCE USE IN ADOLESCENCE IN SIX EUROPEAN COUNTRIES.
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Chicago Style (17th ed.) Zitazioa
KOKKEVI, A.E, eta ET AL. FURTHER INVESTIGATION OF PSYCHOLOGICAL AND ENVIRONMENTAL CORRELATES OF SUBSTANCE USE IN ADOLESCENCE IN SIX EUROPEAN COUNTRIES.
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MLA (9th ed.) Zitazioa
KOKKEVI, A.E, eta ET AL. FURTHER INVESTIGATION OF PSYCHOLOGICAL AND ENVIRONMENTAL CORRELATES OF SUBSTANCE USE IN ADOLESCENCE IN SIX EUROPEAN COUNTRIES.
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