APA (7th ed.) Citation
PERKONIGG, A., & ET AL. (1998). SUBSTANCE USE, ABUSE AND DEPENDENCE IN GERMANY.
Chicago Style (17th ed.) Citation
PERKONIGG, A., and ET AL. SUBSTANCE USE, ABUSE AND DEPENDENCE IN GERMANY. 1998.
MLA (9th ed.) Citation
PERKONIGG, A., and ET AL. SUBSTANCE USE, ABUSE AND DEPENDENCE IN GERMANY. 1998.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.