Wirth, N. (1997). Ecstasy, Mushrooms, Speed & Co: Das Info-Buch (Orig.-Ausg.). ECON-Taschenbuch-Verl.
Chicago Style (17th ed.) CitationWirth, Nadja. Ecstasy, Mushrooms, Speed & Co: Das Info-Buch. Orig.-Ausg. Düsseldorf: ECON-Taschenbuch-Verl, 1997.
MLA (8th ed.) CitationWirth, Nadja. Ecstasy, Mushrooms, Speed & Co: Das Info-Buch. Orig.-Ausg. ECON-Taschenbuch-Verl, 1997.
Warning: These citations may not always be 100% accurate.