World Health Organization. (1990). A guide to leprosy control (2nd ed.). Jaypee.
Cita Chicago (17th ed.)World Health Organization. A Guide to Leprosy Control. 2nd ed. New Delhi: Jaypee, 1990.
Cita MLA (9th ed.)World Health Organization. A Guide to Leprosy Control. 2nd ed. Jaypee, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.