World AIDS Conference. (1998). Bridging the gap: 12th World AIDS Conference : conference supplement.
Citazione stile Chigago Style (17a edizione)World AIDS Conference. Bridging the Gap: 12th World AIDS Conference : Conference Supplement. Genf, 1998.
Citatione MLA (8a ed.)World AIDS Conference. Bridging the Gap: 12th World AIDS Conference : Conference Supplement. 1998.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.