Cita APA (7th ed.)
HUGHES, R. (2000). DRUG INJECTORS AND THE CLEANING OF NEEDLES AND SYRINGES.
Cita Chicago (17th ed.)
HUGHES, R.A. DRUG INJECTORS AND THE CLEANING OF NEEDLES AND SYRINGES. 2000.
Cita MLA (9th ed.)
HUGHES, R.A. DRUG INJECTORS AND THE CLEANING OF NEEDLES AND SYRINGES. 2000.
Atenció: Aquestes cites poden no estar 100% correctes.