APA
(1980). Leprosy: proceedings of the XI international leprosy congress, Mexico City, November 13 -18 1978. amsterdam: Excerpta medica.
Chicago
1980. Leprosy: proceedings of the XI international leprosy congress, Mexico City, November 13 -18 1978. amsterdam: Excerpta medica.
Harvard
(1980). Leprosy: proceedings of the XI international leprosy congress, Mexico City, November 13 -18 1978. amsterdam: Excerpta medica.
MLA
Leprosy: proceedings of the XI international leprosy congress, Mexico City, November 13 -18 1978. amsterdam: Excerpta medica. 1980.