APA
Griffiths P., Vingoe L., Jansen K., Sherval J., Lewis R., Hartnoll R. & Nilson M. (1997). New trends in synthetic drugs in the European Union : epidemiology and demand reduction responses. Lisbon: EMCDDA.
Chicago
Griffiths Paul, Vingoe Louisa, Jansen Karl, Sherval James, Lewis Roger, Hartnoll Richard and Nilson Margareta. 1997. New trends in synthetic drugs in the European Union : epidemiology and demand reduction responses. Lisbon: EMCDDA.
Harvard
Griffiths P., Vingoe L., Jansen K., Sherval J., Lewis R., Hartnoll R. and Nilson M. (1997). New trends in synthetic drugs in the European Union : epidemiology and demand reduction responses. Lisbon: EMCDDA.
MLA
Griffiths Paul, Vingoe Louisa, Jansen Karl, Sherval James, Lewis Roger, Hartnoll Richard and Nilson Margareta. New trends in synthetic drugs in the European Union : epidemiology and demand reduction responses. Lisbon: EMCDDA. 1997.